[(2R,3R,4S,5R,6S)-3,4,5-triacetyloxy-6-[(4-cyano-1-quinolin-4-yl-6,7,8,9-tetrahydro-5H-cyclohepta[c]pyridin-3-yl)sulfanyl]oxan-2-yl]methyl acetate                                                                                                                                                              在
                                                                                                                                                                                 
氨                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
甲醇                                                                                  为溶剂,
                                                                                                                                                                                        以65%的产率得到1-quinolin-4-yl-3-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]sulfanyl-6,7,8,9-tetrahydro-5H-cyclohepta[c]pyridine-4-carbonitrile