1	HES	Zinc substituted heme C	1.000
2	ZNH	Protoporphyrin ix containing Zn	1.000
3	PP9	Protoporphyrin ix	0.977
4	ZEM	20-oxo-protoporphyrin ix containing Zn(II)	0.977
5	BW9	Chromium protoporphyrin ix	0.955
6	COH	Protoporphyrin ix containing co	0.955
7	CV0	Mesoporphyrin ix containing RH	0.955
8	GIX	Protoporphyrin ix containing ga	0.955
9	H02	N-methyl protoporphyrin ix 2,4-disulfonic acid	0.955
10	HEB	Heme B/C	0.955
11	HEC	Heme C	0.955
12	HEG	Protoporphyrin ix containing Mg	0.955
13	HEM	Protoporphyrin ix containing Fe	0.955
14	HNI	Protoporphyrin ix containing ni(II)	0.955
15	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	0.955
16	MH0	Mesoheme	0.955
17	MNH	Manganese protoporphyrin ix	0.955
18	MNR	Protoporphyrin ix containing Mn	0.955
19	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	0.955
20	HCO	2-acetyl-protoporphyrin ix	0.933
21	522	Peroxidized heme	0.913
22	DDH	[7,12-deacetyl-3,8,13,17-tetramethyl-21h,23h-porphine-2,18-dipropanoato(2-)-n21,n22,n23,n24]-iron	0.913
23	HEV	5,8-dimethyl-1,2,3,4-tetravinylporphine-6,7-dipropionic acid ferrous complex	0.913
24	HP5	Peroxidized heme form 2	0.913
25	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	0.911
26	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	0.911
27	BLA	Biliverdine ix alpha	0.911
28	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	0.911
29	BLV	Biliverdin ix gamma chromophore	0.911
30	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	0.911
31	CCH	[7-ethenyl-12-formyl-3,8,13,17-tertramethyl-21h,23h-porphine-2,18-dipropanoato(2)-n21,n22,n23,n24]iron	0.911
32	CYC	Phycocyanobilin	0.911
33	HFM	2-formyl-protoporphryn ix	0.911
34	IE5	Biliverdine ix alpha	0.911
35	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	0.911
36	PEB	Phycoerythrobilin	0.911
37	PUB	Phycourobilin	0.911
38	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	0.911
39	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	0.911
40	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	0.911
41	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	0.911
42	VRB	Phycoviolobilin, blue light-absorbing form	0.911
43	FDD	Fe(III) 2,4-dimethyl deuteroporphyrin ix	0.909
44	ZND	Zinc (II) deuteroporphyrin ix	0.907
45	N7H	Delta-meso nitroheme	0.894
46	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	0.894
47	DE9	3,3'-(3,7,12,17-tetramethylporphyrin-2,18-diyl)dipropanoic acid	0.884
48	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	0.870
49	MMP	N-methylmesoporphyrin	0.870
50	6HE	6-methy-6-depropionatehemin	0.864
51	7HE	7-methyl-7-depropionatehemin	0.864
52	DEU	Co(III)-(deuteroporphyrin ix)	0.864
53	FDE	Fe(III) deuteroporphyrin ix	0.864
54	MD9	Magnesium deuteroporphyrin ix	0.864
55	CP3	Coproporphyrinogen III	0.857
56	HT9	Coproporphyrin III	0.857
57	CLN	Sulfur substituted protoporphyrin ix	0.851
58	FMI	Fe-(4-mesoporphyrinone)-R-isomer	0.851
59	HIF	Fe(III)-(4-mesoporphyrinone)	0.851
60	MI9	Oxomolybdenum mesoporphyrin ix	0.851
61	MP1	N-methylmesoporphyrin containing copper	0.851
62	J1R	(1r,19r) cobalt tetradehydrocorrin	0.848
63	J1S	(1s,19s) cobalt tetradehydrocorrin	0.848
64	1FH	12-phenylheme	0.840
65	2FH	2-phenylheme	0.840
66	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	0.837
67	HDM	Dimethyl propionate ester heme	0.833
68	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	0.830
69	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	0.830
70	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	0.830
71	AX9	Dicys-(15,16)-dihydrobiliverdin	0.830
72	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	0.830
73	DBV	15,16-dihydrobiliverdin	0.830
74	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	0.830
75	KP9	Bilin 618 (single linked)	0.830
76	KPX	Bilin 584 (single linked)	0.830
77	KQ6	Bilin 584 (doubly linked)	0.830
78	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	0.830
79	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	0.830
80	M1V	Mesobiliverdin ix(alpha)	0.830
81	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	0.830
82	PVG	Phycoviolobilin, green light-absorbing form	0.830
83	PVN	Phycoviolobilin	0.830
84	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	0.830
85	VEA	5-oxa-protoporphyrin ix containing Fe	0.830
86	X2I	(15,16)-dihydrobiliverdin (singly linked)	0.830
87	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	0.824
88	89R	Fluorinated heme	0.816
89	VOV	Harderoheme (III)	0.816
90	HE5	Zinc(II)-deuteroporphyrin dimethylester	0.787
91	VER	Iron-octaethylporphyrin	0.778
92	WRK	[2,18-bis(2-carboxyethyl)-7,12-diethenyl-3,8,13,17-tetramethyl-21-(2-oxo-3-phenylpropyl)porphyrin-21-iumato(2-)-kappa~3~N~22~,N~23~,N~24~]iron(2+)	0.778
93	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	0.769
94	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	0.769
95	DHE	Heme D	0.769
96	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	0.760
97	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	0.755
98	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	0.755
99	MBV	Mesobiliverdin IV alpha	0.755
100	6KI	Co-octaethylporphyrin	0.750
101	H01	Protoporphyrin ix 2,4-disulfonic acid	0.745
102	HDD	Cis-heme D hydroxychlorin gamma-spirolactone	0.740
103	HDE	Cis-heme D hydroxychlorin gamma-spirolactone 17r, 18s	0.740
104	OBV	12,18-didecarboxy-siroheme	0.724
105	1CP	Coproporphyrinogen I	0.717
106	7KI	Co-5-octaethyloxaporphyrinium cation	0.714
107	PC3	Coproporphyrin I containing co(III)	0.704
108	HEO	Heme O	0.700