127253-19-4 21H,23H-Porphine-2-propanoic acid, 18-carboxy-20-(carboxymethyl)-8-ethenyl-13-ethyl-2,3-dihydro-3,7,12,17-tetramethyl-, trisodium salt, (2S,3S)- 220256-05-3 72984-36-2 Copper-chlorin E6-trisodium salt EINECS 277-169-4 Iron-chlorin E6-trisodium salt Trisodium (2S-trans)-18-carboxylato-20-(carboxylatomethyl)-13-ethyl-2,3-dihydro-3,7,12,17-tetramethyl-8-vinyl-21H,23H-porphine-2-propionate