Synonyms: 3-[[[[(E)-3,7-Dimethyl-2,6-octadienyl]oxy]imino]methyl]rifamycin SV;2,7-(Epoxypentadeca(1,11,13)trienimino)naphtho(2,1-B)furan-1,11(2H)-dione, 3-formyl-5,6,9,17,19,21-hexahydroxy-23-methoxy-2,4,12,16,18,20,22-heptamethyl-, 21-acetate, o-geranyloxime;3-Formylrifamycin sv o-geranyloxime;Brn 5418835