(3Z,5E,11E)-12-Methyl-cyclotetradeca-3,5,11-triene-1,1,8-tricarboxylic acid trimethyl ester                                                                                                                                                                                              以
                                                                                         neat (no solvent)                                                                                  为溶剂,
                                                                                                                                                    反应 3.0h,
                                                                                                                生成                                                 (4aS,4bS,7S,8aS,10aS)-4a-Methyl-3,4,4a,4b,5,6,7,8,8a,10a-decahydro-1H-phenanthrene-2,2,7-tricarboxylic acid trimethyl ester   、                                                                                             (4aS,4bS,7R,8aS,10aS)-4a-Methyl-3,4,4a,4b,5,6,7,8,8a,10a-decahydro-1H-phenanthrene-2,2,7-tricarboxylic acid trimethyl ester