Methanesulfonic acid 7-azido-9-hydroxymethyl-6-methyl-5,8-dioxo-2,3,5,8-tetrahydro-1H-pyrrolo[1,2-a]indol-2-yl ester                                                                                                                                                              在
                                                                                                                                                                                 sodium tetrahydroborate                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
四氢呋喃                                                                                  为溶剂,
                                                                                                                                                                                        生成                                                 Methanesulfonic acid 7-amino-5,8-dihydroxy-9-hydroxymethyl-6-methyl-2,3-dihydro-1H-pyrrolo[1,2-a]indol-2-yl ester