Rifampicin N-Oxide; 3-[[(4-Methyl-4-oxido-1-piperazinyl)imino]methyl]rifamycin; 3-[[(4-methyl-1-piperazinyl)imino]methyl]rifamycin N-4’-Oxide
Rifampicin N-Oxide; 3-[[(4-Methyl-4-oxido-1-piperazinyl)imino]methyl]rifamycin; 3-[[(4-methyl-1-piperazinyl)imino]methyl]rifamycin N-4’-Oxide