comparisons were made of the in vitro activity of rifampicin , and the rifamycin derivatives , rifapentine , rifabutin , cgp 29861 , cgp 7040 and cgp 27557 , against rifampicin-sensitive and rifampicin-resistant strains of mycobacterium tuberculosis and against the mycobacterium avium/intracellulare/scrofulaceum ( mais ) complex .
C0035609
rifamycin
C0035608
rifampicin