上游原料
Diethylenediamine; PiperazineN-tert-Butoxycarbonyl piperazine; tert-butyl 1-piperazinecarboxylate;tert-butyl piperazine-1-carboxylatepropionic acid7-amino[1,8]naphthyridin-2-ol2,3-dihydro-5H-[1,4]dithiino[2,3-c]pyrrole-5,7(6H)-dione6-(7-hydroxy[1,8]naphthyridin-2-yl)-2,3-dihydro-5H-[1,4]dithiino[2,3-c]pyrrole-5,7(6H)-dione6-(7-chloro[1,8]naphthyridin-2-yl)-2,3-dihydro-5H-[1,4]dithiino[2,3-c]pyrrole-5,7(6H)-dione6-(7-chloro[1,8]naphthyridin-2-yl)-7-hydroxy-2,3,6,7-tetrahydro-5H-[1,4]dithiino[2,3-c]pyrrol-5-onetert-butyl 4-(chlorocarbonyl)-1-piperazinecarboxylate1-(tert-butyl) 4-[6-(7-chloro[1,8]naphthyridin-2-yl)-7-oxo-2,3,6,7-tetrahydro-5H-[1,4]dithiino[2,3-c]pyrrol-5-yl] 1,4-piperazinedicarboxylate6-(7-chloro[1,8]naphthyridin-2-yl)-7-oxo-2,3,6,7-tetrahydro-5H-[1,4]dithiino[2,3-c]pyrrol-5-yl 1-piperazinecarboxylate2-[(azidocarbonyl)oxy]-2-methylpropane