sodium abietate                                                                                                                                                                                                                                                                      反应 27.0h,
                                                                                                                生成                                                 
(1R,3R,4aR,4bR,10aR)-3-Hydroxy-7-(1-hydroxy-1-methyl-ethyl)-1,4a-dimethyl-1,2,3,4,4a,4b,5,6,10,10a-decahydro-phenanthrene-1-carboxylic acid   、                                                                                             (1R,3R,4aR,4bR,10aR)-3-Hydroxy-7-(2-hydroxy-1-methyl-ethyl)-1,4a-dimethyl-1,2,3,4,4a,4b,5,6,10,10a-decahydro-phenanthrene-1-carboxylic acid