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