2(S)-(3-(R)-formyl-4-(S)-(3-fluorophenyl)pyrrolidin-1-yl)-3-ethylvaleric acid, 4-methoxybenzyl ester 、
4-(2-benzyl-4-ethyl-thiazol-5-yl)piperidine 生成 2-(S)-(3-(S)-((4-(2-Benzyl-4-ethyl-thiazol-5-yl)-piperidine-1-yl)methyl)-4-(S)-3-fluorophenylpyrrolidin-1-yl)-3-ethylvaleric acid