5-20-02-00143 (Beilstein Handbook Reference) 66203-06-3 BRN 1668433 N-(4,7-Dimethoxy-6-(2-piperidinoethoxy)-5-benzofuranyl)-N'-dimethylurea Urea, 1-(4,7-dimethoxy-6-(2-piperidinoethoxy)-5-benzofuranyl)-3,3-dimethyl-