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丙醛 生成 (Z)-Pent-2-enoic acid (1R,2S,3R,4S)-3-[benzenesulfonyl-(3,5-dimethyl-phenyl)-amino]-1,7,7-trimethyl-bicyclo[2.2.1]hept-2-yl ester 、
(Z)-(1R,2S,3R,4S)-3-(N-(3,5-dimethylphenyl)phenylsulfonamido)-1,7,7-trimethylbicyclo[2.2.1]heptan-2-yl pent-2-enoate