2,5-dichloro-3-[2-(1,1-dimethylallyl)-1H-indol-3-yl]-6-[1-methyl-7-(3-methyl-but-2-enyl)-1H-indol-3-yl]-[1,4]benzoquinone                                                                                                                                                              在
                                                                                                                                                                                 
sodium hydroxide                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
甲醇                                                                                  为溶剂,
                                                                                                                                                                                        以70%的产率得到2-[2-(1,1-dimethylallyl)-1H-indol-3-yl]-3,6-dihydroxy-5-[1-methyl-7-(3-methylbut-2-enyl)-1H-indol-3-yl]-[1,4]benzoquinone