1-Piperazineacetamide, 4-((3,5-dimethoxy-4-hydroxy)dihydrocinnamoyl)-N,N-dimethyl-, oxalate 4-((3,5-Dimethoxy-4-hydroxy)dihydrocinnamoyl)-N,N-dimethyl-1-piperazineacetamide oxalate 58493-19-9