5-[acetyl-(3,5-bistrifluoromethylbenzyl)amino]-7-methyl-8-trifluoromethoxy-2,3,4,5-tetrahydro-benzo[b]azepine-1-carboxylic acid cyclopentyl ester 、
1,3-二氢异苯并呋喃-5-胺 、
二碳酸二叔丁酯 生成
9-oxo-1,3,6,7,8,9-hexahydro-2-oxa-5-aza-cyclohepta[f]indene-5-carboxylic acid tert-butyl ester