32346-10-4
methyl (Z)-3-methoxy-3-[(trimethylsilyl)oxy]propenoate
→
89238-10-8
dimethyl 2-hydroxy-4-oxocyclobutene-1,3-dicarboxylate
+
89238-11-9
dimethyl 2,4-dioxocyclobutane-1,3-dicarboxylate