α-(R)-(3-(R)-Formyl-4-(S)-phenyl-pyrrolidin-1-yl)cyclohexaneacetic acid, para-methoxybenzyl ester 、 4-(3-((4-carbomethoxy)phenyl) propyl)piperidine TFA 在
2-(R)-(3-(S)-((4-(3-((4-Carbomethoxy)phenyl)propyl)piperidin-1-yl)methyl)-4-(S)-phenylpyrrolidin-1-yl)-2-(cyclohexyl)acetic acid, (4-methoxy)benzyl ester 作用下,
以to afford 33 mg (48%) of the title compound的产率得到2-(R)-(3-(S)-((4-(3-((4-Carbomethoxy)phenyl)propyl)piperidin-1-yl)methyl)-4-(S)-phenylpyrrolidin-1-yl)-2-(cyclohexyl)acetic acid, (4-methoxy)benzyl ester