methyl trans-3-methoxy-2-(3-bromo-2-oxopropyl)-1-piperidinecarboxylate 、
6,7-Dichlor-4-oxo-3,4-dihydro-thieno<3,2-d>pyrimidin 生成 Methyl trans-2-[3-(6,7-Dichloro-3,4-dihydro-4-oxothieno[3,2-d]pyrimidin-3-yl)-2-oxopropyl)-3-methoxy-1-piperidinecarboxylate