N,N-Diethyl-1,2,2-trichlorovinylamine686-10-231 % similar N-Methyl-2-pyrrolidone872-50-431 % similar Diethylthiocarbamoyl chloride88-11-931 % similar Centralite85-98-330 % similar 3-Methyl-2-oxazolidinone19836-78-330 % similar 1-Ethyl-4-piperidinone3612-18-830 % similar