Synonyms: Rifamycin B piperidinylpropylamide;BRN 5418842;Acetamide, 2-((1,2-dihydro-5,6,17,19,21-pentahydroxy-23-methoxy-2,4,12,16,18,20,22-heptamethyl-1,11-dioxo-2,7-(epoxypentadeca(1,11,13)trienimino)naphtho(2,1-b)furan-9-yl)oxy)-N-piperidino-N-propyl-, 21-acetate;LS-9244;55372-22-0