3835865 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3835865 > 2 > ChemIDplus > QR6127200 > NIOSH/QR6127200 > 21H,23H-Porphine-2,7,12,17-tetrapropanoic acid, 3,8,13,18-tetramethyl-, sodium nickel complex Coproporphin sodium salt, nickel complex Nickel complex of coproporphin sodium salt Nickelate(4-), (3,8,13,18-tetramethyl-21H,23H-porphine-2,7,12,17-tetrapropanoato(6-)-N(sup 21),N(sup 22),N(sup 23),N(sup 24))-, tetrasodium, (SP-4-1)- QR6127200 > QR6127200 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=QR6127200 $$$$