(3R,6S)-6-phenyl-3-thiophen-2-yl-piperazin-2-one 、
(1R,2R)-2-(4-fluorophenyl)cyclopropanecarboxylic acid 、
(3S,6S)-4-cinnamoyl-3,6-diisobutylpiperazin-2-one 以to furnish compound 469 (71 mg, 87% yield) as a colorless solid的产率得到(3R,6S)-4-((1R,2R)-2-(4-fluorophenyl)cyclopropanecarbonyl)-6-phenyl-3-(thiophen-2-yl)piperazin-2-one