1 VOV Harderoheme (III) 1.000 2 76R [3,3',3'',3'''-(3,8,13,17-tetramethylporphyrin-2,7,12,18-tetrayl-kappa~4~N~21~,N~22~,N~23~,N~24~)tetra(propanoato)(2-)]manganese 0.900 3 HEV 5,8-dimethyl-1,2,3,4-tetravinylporphine-6,7-dipropionic acid ferrous complex 0.896 4 H02 N-methyl protoporphyrin ix 2,4-disulfonic acid 0.894 5 MMP N-methylmesoporphyrin 0.894 6 VEA 5-oxa-protoporphyrin ix containing Fe 0.894 7 FDD Fe(III) 2,4-dimethyl deuteroporphyrin ix 0.891 8 89R Fluorinated heme 0.878 9 MI9 Oxomolybdenum mesoporphyrin ix 0.875 10 MP1 N-methylmesoporphyrin containing copper 0.875 11 ZEM 20-oxo-protoporphyrin ix containing Zn(II) 0.875 12 3Q9 3-[5-[(4-ethyl-3-methyl-5-oxidanylidene-pyrrol-2-yl)methyl]-2-[[5-[(3-ethyl-4-methyl-5-oxidanylidene-pyrrol-2-yl)methyl]-3-(3-hydroxy-3-oxopropyl)-4-methyl-1h-pyrrol-2-yl]methyl]-4-methyl-1h-pyrrol-3-yl]propanoic acid 0.854 13 9UY 3-[5-[[(3~{R},4~{R})-3-ethenyl-4-methyl-5-oxidanylidene-3,4-dihydropyrrol-2-yl]methyl]-2-[[5-[(4-ethenyl-3-methyl-5-oxidanylidene-pyrrol-2-yl)methyl]-3-(3-hydroxy-3-oxopropyl)-4-methyl-1~{H}-pyrrol-2-yl]methyl]-4-methyl-1~{H}-pyrrol-3-yl]propanoic acid 0.854 14 9V1 3-[2-[[5-[(4-ethenyl-3-methyl-5-oxidanylidene-pyrrol-2-yl)methyl]-3-(3-hydroxy-3-oxopropyl)-4-methyl-1~{H}-pyrrol-2-yl] methyl]-5-[[(3~{R},4~{R})-3-ethyl-4-methyl-5-oxidanylidene-3,4-dihydropyrrol-2-yl]methyl]-4-methyl-1~{H}-pyrrol-3-yl]pro panoic acid 0.854 15 AX9 Dicys-(15,16)-dihydrobiliverdin 0.854 16 BL8 3-[2-[(z)-[5-[(z)-[(3r,4r)-3-ethenyl-4-methyl-5-oxidanylidene-pyrrolidin-2-ylidene]methyl]-3-(3-hydroxy-3-oxopropyl)-4-methyl-pyrrol-2-ylidene]methyl]-5-[(z)-(4-ethenyl-3-methyl-5-oxidanylidene-pyrrol-2-ylidene)methyl]-4-methyl-1h-pyrrol-3-yl]propanoic acid 0.854 17 CCH [7-ethenyl-12-formyl-3,8,13,17-tertramethyl-21h,23h-porphine-2,18-dipropanoato(2)-n21,n22,n23,n24]iron 0.854 18 DBV 15,16-dihydrobiliverdin 0.854 19 EL5 3-[(2z)-2-({3-(2-carboxyethyl)-5-[(E)-(4-ethenyl-3-methyl-5-oxo-1,5-dihydro-2h-pyrrol-2-ylidene)methyl]-4-methyl-1h-pyrrol-2-yl}methylidene)-5-{(z)-[(3e,4s)-3-ethylidene-4-methyl-5-oxopyrrolidin-2-ylidene]methyl}-4-methyl-2h-pyrrol-3-yl]propanoic acid 0.854 20 HEB Heme B/C 0.854 21 HEC Heme C 0.854 22 HEM Protoporphyrin ix containing Fe 0.854 23 HFM 2-formyl-protoporphryn ix 0.854 24 ISW {3,3'-[(9s)-8,13-diethenyl-3,7,12,17-tetramethyl-9,10-dihydroporphyrin-2,18-diyl-kappa~4~N~21~,N~22~,N~23~,N~24~]dipropanoato(2-)}iron 0.854 25 KP9 Bilin 618 (single linked) 0.854 26 KPX Bilin 584 (single linked) 0.854 27 KQ6 Bilin 584 (doubly linked) 0.854 28 LBV 3-[2-[(z)-[3-(2-carboxyethyl)-5-[(z)-(4-ethenyl-3-methyl-5-oxidanylidene-pyrrol-2-ylidene)methyl]-4-methyl-pyrrol-1-ium -2-ylidene]methyl]-5-[(z)-[(3e)-3-ethylidene-4-methyl-5-oxidanylidene-pyrrolidin-2-ylidene]methyl]-4-methyl-1h-pyrrol-3- yl]propanoic acid 0.854 29 LBW 3-[2-[(z)-[5-[(z)-(4-ethenyl-3-methyl-5-oxidanylidene-pyrrol-2-ylidene)methyl]-3-(3-hydroxy-3-oxopropyl)-4-methyl-pyrrol-1-ium-2-ylidene]methyl]-5-[(z)-[(3e,4r)-3-ethylidene-4-methyl-5-oxidanylidene-pyrrolidin-2-ylidene]methyl]-4-methyl-1h-pyrrol-3-yl]propanoic acid 0.854 30 M1V Mesobiliverdin ix(alpha) 0.854 31 MH0 Mesoheme 0.854 32 O6E 3-[5-[[(3~{R},4~{R})-3-ethyl-4-methyl-5-oxidanylidene-3,4-dihydropyrrol-2-yl]methyl]-2-[[5-[(4-ethyl-3-methyl-5-oxidanylidene-pyrrol-2-yl)methyl]-3-(3-hydroxy-3-oxopropyl)-4-methyl-1~{H}-pyrrol-2-yl]methyl]-4-methyl-1~{H}-pyrrol-3-yl]propanoic acid 0.854 33 PUB Phycourobilin 0.854 34 PVG Phycoviolobilin, green light-absorbing form 0.854 35 PVN Phycoviolobilin 0.854 36 V8U 3-[5-[(4-ethenyl-3-methyl-5-oxidanylidene-pyrrol-2-yl)methyl]-2-[[5-[(3-ethyl-4-methyl-5-oxidanylidene-pyrrol-2-yl)methyl]-3-(3-hydroxy-3-oxopropyl)-4-methyl-1~{H}-pyrrol-2-yl]methyl]-4-methyl-1~{H}-pyrrol-3-yl]propanoic acid 0.854 37 X2I (15,16)-dihydrobiliverdin (singly linked) 0.854 38 6HE 6-methy-6-depropionatehemin 0.848 39 FDE Fe(III) deuteroporphyrin ix 0.848 40 FMI Fe-(4-mesoporphyrinone)-R-isomer 0.837 41 HCO 2-acetyl-protoporphyrin ix 0.837 42 HIF Fe(III)-(4-mesoporphyrinone) 0.837 43 PP9 Protoporphyrin ix 0.833 44 6CO [3,3'-(7,12-diethenyl-3,8,13,17-tetramethylporphyrin-2,18-diyl-kappa~4~N~21~,N~22~,N~23~,N~24~)di(propanoato)(2-)](phenyl)iron 0.827 45 FEC 1,3,5,8-tetramethyl-porphine-2,4,6,7-tetrapropionic acid ferrous complex 0.827 46 DE9 3,3'-(3,7,12,17-tetramethylporphyrin-2,18-diyl)dipropanoic acid 0.826 47 522 Peroxidized heme 0.820 48 DDH [7,12-deacetyl-3,8,13,17-tetramethyl-21h,23h-porphine-2,18-dipropanoato(2-)-n21,n22,n23,n24]-iron 0.820 49 HP5 Peroxidized heme form 2 0.820 50 BL3 3-[2-[(z)-[3-(2-carboxyethyl)-5-[(z)-(3-ethenyl-4-methyl-5-oxo-pyrrol-2-ylidene)methyl]-4-methyl-pyrrol-2-ylidene]methy L]-5-[(z)-(3-ethenyl-4-methyl-5-oxo-pyrrol-2-ylidene)methyl]-4-methyl-1h-pyrrol-3-yl]propanoic acid 0.816 51 BW9 Chromium protoporphyrin ix 0.816 52 COH Protoporphyrin ix containing co 0.816 53 CV0 Mesoporphyrin ix containing RH 0.816 54 GIX Protoporphyrin ix containing ga 0.816 55 HEG Protoporphyrin ix containing Mg 0.816 56 HES Zinc substituted heme C 0.816 57 HNI Protoporphyrin ix containing ni(II) 0.816 58 MNH Manganese protoporphyrin ix 0.816 59 MNR Protoporphyrin ix containing Mn 0.816 60 RUR [3,3'-(7,12-diethyl-3,8,13,17-tetramethylporphyrin-2,18-diyl-kappa~4~N~21~,N~22~,N~23~,N~24~)dipropanoato(2-)]ruthenium 0.816 61 ZNH Protoporphyrin ix containing Zn 0.816 62 4HE (4-chlorophenyl)[3,3'-(7,12-diethenyl-3,8,13,17-tetramethylporphyrin-2,18-diyl-kappa~4~N~21~,N~22~,N~23~,N~24~)di(propanoato)(2-)]iron 0.811 63 6CQ [3,3'-(7,12-diethenyl-3,8,13,17-tetramethylporphyrin-2,18-diyl-kappa~4~N~21~,N~22~,N~23~,N~24~)di(propanoato)(2-)](3-methylphenyl)iron 0.811 64 DEU Co(III)-(deuteroporphyrin ix) 0.809 65 MD9 Magnesium deuteroporphyrin ix 0.809 66 ZND Zinc (II) deuteroporphyrin ix 0.809 67 N7H Delta-meso nitroheme 0.804 68 NTE [3,3'-{7-ethenyl-3,8,13,17-tetramethyl-12-[(E)-2-nitroethenyl]porphyrin-2,18-diyl-kappa~4~N~21~,N~22~,N~23~,N~24~}dipro panoato(2-)]iron 0.804 69 CLN Sulfur substituted protoporphyrin ix 0.800 70 J1R (1r,19r) cobalt tetradehydrocorrin 0.796 71 J1S (1s,19s) cobalt tetradehydrocorrin 0.796 72 TBV 3-[2-[[3-(2-carboxyethyl)-5-[[3-ethenyl-4-methyl-5-[(2-methylpropan-2-yl)oxy]-1h-pyrrol-2-yl]methyl]-4-methyl-1h-pyrrol -2-yl]methyl]-5-[(z)-(4-ethenyl-3-methyl-5-oxo-pyrrol-2-ylidene)methyl]-4-methyl-1h-pyrrol-3-yl]propanoic acid 0.788 73 WC5 Protoporphyrin(cf3)2 containing Fe 0.788 74 18B 3-[2-[(z)-[3-(2-carboxyethyl)-5-[(z)-(3-ethenyl-4-methyl-5-oxo-pyrrol-2-ylidene)methyl]-4-methyl-pyrrol-2-ylidene]methy L]-5-[(z)-(4-ethyl-3-methyl-5-oxo-pyrrol-2-ylidene)methyl]-4-methyl-1h-pyrrol-3-yl]propanoic acid 0.780 75 3Q8 3-[2-[[5-[[(3e,4s)-3-ethylidene-4-methyl-5-oxidanylidene-pyrrol-2-yl]methyl]-3-(3-hydroxy-3-oxopropyl)-4-methyl-1h-pyrrol-2-yl]methyl]-5-[(4-ethyl-3-methyl-5-oxidanylidene-pyrrol-2-yl)methyl]-4-methyl-1h-pyrrol-3-yl]propanoic acid 0.780 76 BLA Biliverdine ix alpha 0.780 77 BLR 3-[5-[(z)-(4-ethenyl-3-methyl-5-oxidanylidene-pyrrol-2-ylidene)methyl]-2-[[5-[(z)-(3-ethenyl-4-methyl-5-oxidanylidene-pyrrol-2-ylidene)methyl]-3-(3-hydroxy-3-oxopropyl)-4-methyl-1h-pyrrol-2-yl]methyl]-4-methyl-1h-pyrrol-3-yl]propanoic acid 0.780 78 BLV Biliverdin ix gamma chromophore 0.780 79 BVX 3-[2-[(~{z})-[5-[(4-ethenyl-3-methyl-5-oxidanylidene-pyrrol-2-ylidene)methyl]-3-(3-hydroxy-3-oxopropyl)-4-methyl-pyrrol-2-ylidene]methyl]-5-[(~{z})-(3-ethyl-4-methyl-5-oxidanylidene-pyrrol-2-ylidene)methyl]-4-methyl-1~{H}-pyrrol-3-yl]propanoic acid 0.780 80 CYC Phycocyanobilin 0.780 81 IE5 Biliverdine ix alpha 0.780 82 JRA 3-[2-[(~{z})-[5-[(~{z})-[(3~{S},4~{R})-3-ethenyl-4-methyl-5-oxidanylidene-pyrrolidin-2-ylidene]methyl]-3-(3-hydroxy-3-oxopropyl)-4-methyl-pyrrol-2-ylidene]methyl]-5-[(~{z})-(4-ethenyl-3-methyl-5-oxidanylidene-pyrrol-2-ylidene)methyl]-4-methyl-1~{H}-pyrrol-3-yl]propanoic acid 0.780 83 PEB Phycoerythrobilin 0.780 84 PXQ 3-[5-[[(3~{R},4~{R})-3-ethyl-4-methyl-5-oxidanylidene-3,4-dihydropyrrol-2-yl]methyl]-2-[[5-[(~{z})-(4-ethyl-3-methyl-5-oxidanylidene-pyrrol-2-ylidene)methyl]-3-(3-hydroxy-3-oxopropyl)-4-methyl-1~{H}-pyrrol-2-yl]methyl]-4-methyl-1~{H}-pyrrol-3-yl]propanoic acid 0.780 85 UPB 3-[5-[(~{z})-(4-ethenyl-3-methyl-5-oxidanylidene-pyrrol-2-ylidene)methyl]-2-[(~{z})-[5-[(~{z})-[(4~{R})-3-ethyl-4-methyl-5-oxidanylidene-pyrrolidin-2-ylidene]methyl]-3-(3-hydroxy-3-oxopropyl)-4-methyl-pyrrol-2-ylidene]methyl]-4-methyl-1~{H}-pyrrol-3-yl]propanoic acid 0.780 86 UYC 3-[2-[(~{z})-[5-[(~{z})-[(4~{R})-3-ethylidene-4-methyl-5-oxidanylidene-pyrrolidin-2-ylidene]methyl]-3-(3-hydroxy-3-oxopropyl)-4-methyl-pyrrol-2-ylidene]methyl]-5-[(~{z})-(4-ethyl-3-methyl-5-oxidanylidene-pyrrol-2-ylidene)methyl]-4-methyl-1~{H}-pyrrol-3-yl]propanoic acid 0.780 87 VHG 3-[2-[[5-[(4-ethenyl-3-methyl-5-oxidanylidene-pyrrol-2-yl)methyl]-3-(3-hydroxy-3-oxopropyl)-4-methyl-1~{H}-pyrrol-2-yl]methyl]-5-[[(3~{S})-4-ethyl-3-methyl-2-oxidanylidene-1,3-dihydropyrrol-5-yl]methyl]-4-methyl-1~{H}-pyrrol-3-yl]propanoic acid 0.780 88 VRB Phycoviolobilin, blue light-absorbing form 0.780 89 1FH 12-phenylheme 0.759 90 HDM Dimethyl propionate ester heme 0.750 91 OBV 12,18-didecarboxy-siroheme 0.746 92 WUF Benzyl[3,3'-(7,12-diethenyl-3,8,13,17-tetramethylporphyrin-2,18-diyl-kappa~4~N~21~,N~22~,N~23~,N~24~)di(propanoato)(2-)]iron 0.745 93 CP3 Coproporphyrinogen III 0.741 94 HT9 Coproporphyrin III 0.741 95 7HE 7-methyl-7-depropionatehemin 0.735 96 A1ADT {3-[(2r,5'R)-9',14'-diethenyl-5'-hydroxy-5',10',15',19'-tetramethyl-5-oxo-4,5-dihydro-3h-spiro[furan-2,4'-[21,22,23,24]tetraazapentacyclo[16.2.1.13,6.18,11.113,16]tetracosa[1,3(24),6,8,10,12,14,16(22),17,19]decaen]-20'-yl-kappa~4~N~21'~,N~22'~,N~23'~,N~24'~]propanoato}iron 0.731 97 HDD Cis-heme D hydroxychlorin gamma-spirolactone 0.731 98 SRM Siroheme 0.730 99 VER Iron-octaethylporphyrin 0.729 100 2FH 2-phenylheme 0.727 101 V79 Copper;trisodium;18-(2-carboxylatoethyl)-20-(carboxylatomethyl)-12-ethenyl-7-ethyl-3,8,13,17-tetramethyl-17,18-dihydroporphyrin-21,23-diide-2-carboxylate 0.717 102 PQ2 3,3',3'',3'''-[(7s,8s,12s,13s)-3,8,13,17-tetrakis(carboxymethyl)-8,13-dimethyl-7,8,12,13,20,24-hexahydroporphyrin-2,7,1 2,18-tetrayl]tetrapropanoic acid 0.714 103 SH0 3,3',3'',3'''-[(1r,2s,3s,4s,7s,8s,11s,12s,13s,16s,19s)-3,8,13,17-tetrakis(carboxylatomethyl)-8,13-dimethyl-1,2,3,4,7,8,11,12,13,16,19,20,22,24-tetradecahydroporphyrin-2,7,12,18-tetrayl]tetrapropanoate 0.714 104 MBV Mesobiliverdin IV alpha 0.712 105 6KI Co-octaethylporphyrin 0.706 106 HE5 Zinc(II)-deuteroporphyrin dimethylester 0.706 107 H01 Protoporphyrin ix 2,4-disulfonic acid 0.704 108 F0X Cobalt-sirohydrochlorin 0.703 109 SIR Cobalt sirohydrochlorin 0.703