120664-97-3
3β-acetoxy-23,24-bisnor-chol-5-en-22-yl p-toluenesulfonate
+
996-82-7
sodium 1,3-diethoxy-1,3-dioxopropan-2-ide
→
111823-89-3
3β-hydroxy-24-nor-chol-5-ene-23,23-dicarboxylic acid
5255-17-4
3B-羟基-D5-胆烯酸