(2E,4Z)-4-bromo-4-{2-[3-(1,8-dimethyl-15-oxa-16-szatetracyclo[6.6.2.02,7.09,14]hexadeca-2,4,6,9,11,13-hexaen-16-yl)-3-oxopropyl]cyclohexylidene}-2-butenyl ether                                                                                                                                                                                              以
                                                                                         
苯                                                                                  为溶剂,
                                                                                                                                                    反应 3.0h,
                                                                                                                生成                                                 (3RS,8aSR,12aRS)-3-[(benzyloxy)methyl]-1-bromo-8,8a,9,10,11,12-hexahydro-3H-[1,2]oxazino[3,2-j]quinolin-6(7H)-one   、                                                                                             (3RS,8aRS,12aRS)-3-[(benzyloxy)methyl]-1-bromo-8,8a,9,10,11,12-hexahydro-3H-[1,2]oxazino[3,2-j]quinolin-6(7H)-one