[(6aR,9R,10aS)-10a-methoxy-4-methyl-6,6a,7,8,9,10-hexahydroindolo[4,3-fg]quinolin-9-yl]methyl 5-bromopyridine-3-carboxylate,[(6aR,9R,10aS)-10a-methoxy-4-methyl-6,6a,7,8,9,10-hexahydroindolo[4,3-fg]quinolin-9-yl]methyl 5-bromopyridine-3-carboxylate,Nicergoline