(19S)-19-ethyl-19-hydroxy-8-[(E)-2-phenylethenyl]-17-oxa-3,13-diazapentacyclo[11.8.0.02,11.04,9.015,20]henicosa-1(21),2,4,6,8,10,15(20)-heptaene-14,18-dione 在
palladium on activated charcoal
氢气 作用下,
生成 (19S)-19-ethyl-19-hydroxy-8-(2-phenylethyl)-17-oxa-3,13-diazapentacyclo[11.8.0.02,11.04,9.015,20]henicosa-1(21),2,4,6,8,10,15(20)-heptaene-14,18-dione