37934-20-6 BRN 1001774 O,O-Dimethyl S-((5-(2-methylpropyl)-1,3,4-oxadiazol-2-yl)methyl) phosphorodithioate Phosphorodithioic acid, O,O-dimethyl S-((5-(2-methylpropyl)-1,3,4-oxadiazol-2-yl)methyl) ester