[3,3′-(3,7,12,17-Tetramethyl-8,13-divinyl-2,18-porphyrindiyl-κ~4~N~21~,N~22~,N~23~,N~24~)dipropanoato(4-)]ferrate(2-)

[3,3′-(3,7,12,17-Tetramethyl-8,13-divinyl-2,18-porphyrindiyl-κ~4~N~21~,N~22~,N~23~,N~24~)dipropanoato(4-)]ferrat(2-)

[3,3′-(3,7,12,17-Tetramethyl-8,13-divinyl-2,18-porphyrindiyl-κ~4~N~21~,N~22~,N~23~,N~24~)dipropanoato(4-)]ferrate(2-)

[3,3′-(3,7,12,17-Tétraméthyl-8,13-divinyl-2,18-porphyrinediyl-κ~4~N~21~,N~22~,N~23~,N~24~)dipropanato(4-)]ferrate(2-)

Ferrate(2-), [7,12-diethenyl-3,8,13,17-tetramethyl-21H,23H-porphine-2,18-dipropanoato(4-)-kappaN~21~,kappaN~22~,kappaN~23~,kappaN~24~]-

[3,3′-(3,7,12,17-tetramethyl-8,13-divinylporphyrin-2,18-diyl-κ(4)N(21),N(22),N(23),N(24))dipropanoato(4-)]ferrate(2-)

ferroheme <i>b</i>

ferroheme b(2-)

ferroprotoporphyrin IX

heme <i>b</i>

heme b

protoheme

protoheme IX