(19-(2-Amino-2-oxoethyl)-8,25-bis(carboxymethyl)-2,3,3a,4,11,12,13,14,16,17,19,20,21,22-tetradecahydro-3a,19-dimethyl-2,11-dioxo-1H-7,10-imino-14,16-methano-21,18:22a,5-dinitrilopyrrolo(2,3-i)(1)benzazacyclononadecine-4,9,20-tripropanoato(6-)-N15,N23,N24,N26)nickelate(4-) tetrahydrogen, stereoisomer 12,13-Didehydro-F430 98971-74-5 Nickelate(4-), (19-(2-amino-2-oxoethyl)-8,25-bis(carboxymethyl)-2,3,3a,4,11,12,13,14,16,17,19,20,21,22-tetradecahydro-3a,19-dimethyl-2,11-dioxo-1H-7,10-imino-14,16-methano-21,18:22a,5-dinitrilopyrrolo(2,3-i)(1)benzazacyclononadecine-4,9,20-tripropanoato(6-)-N15,N23,N24,N26)-, tetrahydrogen, stereoisomer