3-[4,7-dimethoxy-6-(2-piperidin-1-ylethoxy)-1-benzofuran-5-yl]-1,1-dimethylurea

(2,4-dichlorophenyl) N,N-dimethylcarbamate

(1-methylpiperidin-3-yl) N,N-dimethylcarbamate

1,1-dimethyl-3-(2-phenylethyl)urea

3-methoxy-1,1-dimethylurea