methyl (2R,3R)-3-hydroxy-2,5-dimethoxy-2-methyloxolane-3-carboxylate 、
methyl (2R)-2-acetyl-2-hydroxy-4,4-dimethoxybutanoate 、
6-N-(dimethoxybenzyl)-staurosporinone 在
6-N-(dimethoxybenzyl)-staurosporinone 作用下,
以80的产率得到methyl (5S,6R,8R)-14-(3,4-dimethoxybenzyl)-6-hydroxy-5-methyl-13-oxo-5,6,7,8,14,15-hexahydro-13H-16-oxa-4b,8a,14-triaza-5,8-methanodibenzo[b,h]cycloocta[jkl]cyclopenta[e]-as-indacene-6-carboxylate