(SP-4-2)-(3,8,13,18-Tetrakis(carboxymethyl)-21H,23H-porphine-2,7,12,17-tetrapropanoato(10-)-N21,N22,N23,N24)manganate(7-) heptahydrogen 139385-04-9 Manganate(7-), (3,8,13,18-tetrakis(carboxymethyl)-21H,23H-porphine-2,7,12,17-tetrapropanoato(10-)-N21,N22,N23,N24)-, heptahydrogen, (SP-4-2)- Mn(III) Uroporphyrin I Mnurop-I