(2S)-N-[2-[(benzyloxy)methyl]-7-(2-chlorophenyl)-6-(4-chlorophenyl)-2-methyl-3,4-dihydro-2H-pyrano[2,3-b]pyridin-4-yl]-2-hydroxypropanamide                                                                                                                                                                                                                                                                                                          生成                                                 (2S)-N-[(2S,4S)-2-[(benzyloxy)methyl]-7-(2-chlorophenyl)-6-(4-chlorophenyl)-2-methyl-3,4-dihydro-2H-pyrano[2,3-b]pyridin-4-yl]-2-hydroxypropanamide   、                                                                                             (2S)-N-[(2S,4R)-2-[(benzyloxy)methyl]-7-(2-chlorophenyl)-6-(4-chlorophenyl)-2-methyl-3,4-dihydro-2H-pyrano[2,3-b]pyridin-4-yl]-2-hydroxypropanamide   、                                                                                             (2S)-N-[(2R,4S)-2-[(benzyloxy)methyl]-7-(2-chlorophenyl)-6-(4-chlorophenyl)-2-methyl-3,4-dihydro-2H-pyrano[2,3-b]pyridin-4-yl]-2-hydroxypropanamide   、                                                                                             (2S)-N-[(2R,4R)-2-[(benzyloxy)methyl]-7-(2-chlorophenyl)-6-(4-chlorophenyl)-2-methyl-3,4-dihydro-2H-pyrano[2,3-b]pyridin-4-yl]-2-hydroxypropanamide