二苯并[fg,ij]戊芬

2,5-二甲基吡咯

benzoic acid (3S,3aR,4S,5aS,7R,8S,9bR)-5a-cyano-3-hydroxy-3,4,7-trimethyl-2-oxo-2,3,3a,4,5,5a,6,7,8,9b-decahydronaphtho[1,2-b]furan-8-yl ester

4-甲氧基苯酚

氯甲酸异丙酯