6aR,11bS -1-(4-fluorophenyl)-4-(7-(4-(4-fluorophenyl)-4-oxobutyl)1,2,3,4,6,6a,7,11b,12,12a(RS)-decahydropyrazino(2',1':6,1)pyrido(3,4-b)indol-2-yl)-butan-1-one
6ar,11bs -1-(4-fluorophenyl)-4-(7-(4-(4-fluorophenyl)-4-oxobutyl)1,2,3,4,6,6a,7,11b,12,12a(rs)-decahydropyrazino(2',1':6,1)pyrido(3,4-b)indol-2-yl)-butan-1-one