17,18-epoxy-17-hydroxycur-19-ene + malonyl-CoA => prestrychnine + CoA
17,18-epoxy-17-hydroxycur-19-ene + malonyl-coa => prestrychnine + coa
17,18-epoxy-17-hydroxycur-19-ene + malonyl-CoA => prestrychnine + CoA
17,18-epoxy-17-hydroxycur-19-ene + malonyl-coa => prestrychnine + coa