1 HKL Fe(III) pyropheophorbide-a methyl ester 1.000 2 KC1 Chlorophyll c1 0.812 3 KC2 Chlorophyll c2 0.812 4 OE9 [methyl 9-ethenyl-14-ethyl-3-(3-methoxy-3-oxopropyl)-4,8,13,18-tetramethyl-20-oxophorbine-21-carboxylatato(2-)-kappa~4~N~23~,N~24~,N~25~,N~26~]zinc 0.812 5 PMR Protochlorophyllide 0.812 6 6HE 6-methy-6-depropionatehemin 0.800 7 HDD Cis-heme D hydroxychlorin gamma-spirolactone 0.792 8 RCC 3-{(2z,3s,4s)-5-[(z)-(4-ethenyl-3-methyl-5-oxo-1,5-dihydro-2h-pyrrol-2-ylidene)methyl]-2-[(5r)-2-[(3-ethyl-5-formyl-4-methyl-1h-pyrrol-2-yl)methyl]-5-(methoxycarbonyl)-3-methyl-4-oxo-4,5-dihydrocyclopenta[B]pyrrol-6(1h)-ylidene]-4-methyl-3,4-dihydro-2h-pyrrol-3-yl}propanoic acid 0.760 9 7HE 7-methyl-7-depropionatehemin 0.723 10 PP9 Protoporphyrin ix 0.714 11 HDM Dimethyl propionate ester heme 0.706 12 HEV 5,8-dimethyl-1,2,3,4-tetravinylporphine-6,7-dipropionic acid ferrous complex 0.706 13 BLV Biliverdin ix gamma chromophore 0.700 14 CCH [7-ethenyl-12-formyl-3,8,13,17-tertramethyl-21h,23h-porphine-2,18-dipropanoato(2)-n21,n22,n23,n24]iron 0.700 15 GIX Protoporphyrin ix containing ga 0.700 16 H02 N-methyl protoporphyrin ix 2,4-disulfonic acid 0.700 17 MMP N-methylmesoporphyrin 0.700 18 VEA 5-oxa-protoporphyrin ix containing Fe 0.700