[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-)]iron

[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-)]eisen

[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-)]iron

[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-)]fer

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

protoheme IX

protoheme IX*heme b*heme*hemin*ferroprotoporphyrin*protoheme*heme <i>b</i>*hematin*haemin