3736754 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3736754 > 2 > ChemIDplus > 026660924 > 21H,23H-Porphine, 5,22-dihydro- 26660-92-4 Phlorin > 26660-92-4 > 026660924 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=026660924 $$$$