1-Naphthaleneacetamide, alpha-ethyl-alpha-(2-piperidinoethyl)- 1505-97-1 5-20-03-00085 (Beilstein Handbook Reference) BRN 1261026 Butyramide, 2-ethyl-2-(1-naphthyl)-4-piperidino- alpha-Ethyl-alpha-(2-piperidinoethyl)-1-naphthylacetamide