9-chloro-10-deuterio-4,5,16,17-tetramethoxy-8,11-dimethyl-11-azatetracyclo[8.7.1.02,7.014,18]octadeca-1(18),2,4,6,8,14,16-heptaene 生成 (10S)-10-deuterio-4,5,16,17-tetramethoxy-8,11-dimethyl-11-azatetracyclo[8.7.1.02,7.014,18]octadeca-1(18),2,4,6,14,16-hexaene