rifamycin S

1,3,5-三-叔-丁基六氢-1,3,5-三嗪

1-氨基-4-甲基哌嗪

4-[2-[3,5-bis(2-morpholin-4-ylethyl)-1,3,5-triazinan-1-yl]ethyl]morpholine

四氢吡咯