(-)-2,3-O-cyclohexylidene-1,4-di-O-methoxymethyl-5-O-(2',3',4'-tri-O-acetyl-β-D-xylopyranosyl)-myo-inositol   、                                                                                      1'-acetyl-6-(acetyloxy)-6'-bromo-1',2',8,8a,9,10-hexahydro-6-methyl-2'-oxo-2,4-bis(phenylmethoxy)spiro
pyrimido<4,5-b><1,4>diazepine-7(6H),3'-<3H>indole>-8-carboxylic acid                                                                                                                                                              在
                                                                                                                                                                                 2,4,6-三硝基氯苯                                                                                                                                  作用下,
                                                                                                                以
                                                                                         吡啶                                                                                  为溶剂,
                                                                                                                                                    反应 2.0h,
                                                                                                                生成