2,7,12,17-Tetraethyl-3,8,13,18-tetramethyl-21H,23H-porphine rhodium complex 50773-64-3 Bis(dimethylamine)etio(I)porphinatorhodium(III) chloride dihydrate Rhodium(1+), bis(N-methylmethanamine)(2,7,12,17-tetraethyl-3,8,13,18-tetramethyl-21H,23H-porphinato(2-)-N(21),N(22),N(23),N(24))-, chloride, dihydrate, (OC-6-12)-