21770-86-5 BRN 2251003 Edemo Edemo 3 Phosphonothioic acid, methyl-, S-(2-(diethylamino)ethyl) O-ethyl ester S-2-DIETHYLAMINOETHYL 0-ETHYL METHYLPHOSPHONOTHI S-2-Diethylaminoethyl-O-ethylester kyseliny methylthiofosfonove [Czech] VM