(23R)-3β,23-diacetoxy-28-acetyl-8,12-oxaazaethanylylidene-11-(toluene-4-sulfonyloxy)-(9βH)-11,12-seco-veratra-5,13(17)-diene                                                                                                                                                              在
                                                                                                                                                                                 sodium iodide                                                                                                                                  作用下,
                                                                                                                以
                                                                                         various solvent(s)                                                                                  为溶剂,
                                                                                                                                                    反应 7.0h,
                                                                                                                生成                                                 (23
R)-3β,23-diacetoxy-28-acetyl-11-iodo-8,12-oxaazaethanylylidene-(9β
H)-11,12-seco-veratra-5,13(17)-diene