25-DIHYDROSAFRAMYCIN A 81382-09-4 NSC357503 Propanamide, N-[(7-cyano-1,5,6,7,9,10,13,14,14a,15-decahydro-2,11-dimethoxy-3,12,16-trimethyl-1,4,10,13-tetraoxo-6,15-imino-4H-isoquino[3,2-b][3]benzazocin-9-yl)methyl]-2-hydroxy- SAFRAMYCIN A, 25-DIHYDRO