4-吡咯烷-1-基哌啶 、
5-[3,5-bis(trifluoromethyl)benzyl]-9-chloro-7-(2-fluorophenyl)-6-oxo-2,3,4,5-tetrahydro-6H-pyrido[2,3-b][1,5]oxazocine 以to obtain 5-[3,5-bis(trifluoromethyl)benzyl]-7-(2-fluorophenyl)-6-oxo-9-[4-(pyrrolidine-1-yl)piperidine-1-yl]-2,3,4,5-tetrahydro-6H-pyrido[2,3-b][1,5]oxazocine (63.4 mg, 52%)的产率得到5-[3,5-bis(trifluoromethyl)benzyl]-7-(2-fluorophenyl)-6-oxo-9-[4-(pyrrolidine-1-yl)piperidine-1-yl]-2,3,4,5-tetrahydro-6H-pyrido[2,3-b][1,5]oxazocine