72984-31-7 Cuprate(3-), ((2S,3S)-18-carboxy-20-(carboxymethyl)-8-ethenyl-13-ethyl-12-formyl-2,3-dihydro-3,7,17-trimethyl-21H,23H-porphine-2-propanoato(5-)-kappaN21,kappaN22,kappaN23,kappaN24)-, tripotassium, (SP-4-2)- EINECS 277-164-7 Tripotassium (2S-trans)-(18-carboxy-20-(carboxymethyl)-13-ethyl-12-formyl-2,3-dihydro-3,7,17-trimethyl-8-vinyl-21H,23H-porphine-2-propionato(5-)-N21,N22,N23,N24)cuprate(3-)