1 HE6 6,7-dicarboxyl-1,2,3,4,5,8-hexamethylhemin 1.000 2 6HE 6-methy-6-depropionatehemin 0.767 3 7HE 7-methyl-7-depropionatehemin 0.767 4 CCH [7-ethenyl-12-formyl-3,8,13,17-tertramethyl-21h,23h-porphine-2,18-dipropanoato(2)-n21,n22,n23,n24]iron 0.739 5 FDD Fe(III) 2,4-dimethyl deuteroporphyrin ix 0.733 6 HCO 2-acetyl-protoporphyrin ix 0.723 7 DDH [7,12-deacetyl-3,8,13,17-tetramethyl-21h,23h-porphine-2,18-dipropanoato(2-)-n21,n22,n23,n24]-iron 0.708 8 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 0.708 9 HEB Heme B/C 0.702 10 HEC Heme C 0.702 11 HEM Protoporphyrin ix containing Fe 0.702 12 HFM 2-formyl-protoporphryn ix 0.702 13 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 0.702 14 MH0 Mesoheme 0.702