N-苯基马来酰亚胺 、
3a-Benzenesulfonyl-9a-hydroxy-2,3,3a,4,5,8,9,9a-octahydro-1H-cyclopenta[b]naphthalene-6,7-dicarboxylic acid dimethyl ester 以
四氢呋喃 为溶剂,
以66%的产率得到5a-Benzenesulfonyl-9a-hydroxy-2-phenyl-3a,4,5,5a,6,7,8,9,9a,10,11,11a-dodecahydro-naphtho[2,3-f]isoindole-1,3-dione