6-[3,5-bis(trifluoromethyl)benzyl]-5,6,7,8,9,10-hexahydro-4-(2-methoxyphenyl)-2-(methylsulfonyl)-5-oxopyrimido[4,5-b][1,5]diazocine 、
1-乙酰哌嗪 以to obtain 2-(4-acetylpiperazine-1-yl)-6-[3,5-bis(trifluoromethyl)benzyl]-5,6,7,8,9,10-hexahydro-4-(2-methoxyphenyl)-5-oxopyrimido[4,5-b][1,5]diazocine (77.3 mg, 81%)的产率得到2-(4-acetylpiperazine-1-yl)-6-[3,5-bis(trifluoromethyl)benzyl]-5,6,7,8,9,10-hexahydro-4-(2-methoxyphenyl)-5-oxopyrimido[4,5-b][1,5]diazocine