Synonyms: | Guanidine,[(1,2,6,9-tetrahydro-5,17,19,21-tetrahydroxy-23-methoxy-2,4,12,16,18,20,22-heptamethyl-1,6,11-trioxo-2,7-(epoxypentadeca[1,11,13]trienimino)naphtho[2,1-b]furan-9-ylidene)amino]-,21-acetate (8CI);10,7-(Iminoundeca[2,4]dieno)-2,13-methanonaphtho[2,3-d]-1,3-dioxonin, rifamycinderiv.; Rifamycin AG |