4-(4R-4-amino-5-phenyl-pentyl)-piperidine-1-carboxylic acid tert-butyl ester 、
2-(6-methylbenzo[b]thiophene-2-yl)-3-oxa-1-azaspiro[4,4]non-1-ene-4-one 以
N,N-二甲基甲酰胺 为溶剂,
生成 (S) 4-[4-({1-[(6-methyl-benzo[b]thiophene-2-carbonyl)-amino]-cyclopentanecarbonyl}-amino)-5-phenyl-pentyl]-piperidine-1-carboxylic acid tert-butyl ester