3-Ketonitrosocarbofuran 78164-60-0 CARBAMIC ACID, METHYLNITROSO-, 2,2-DIMETHYL-3-OXO-2,3-DIHYDRO-7-BENZOFURANYL EST Carbamic acid, methylnitroso-, 2,2-dimethyl-3-oxo-2,3-dihydro-7-benzofuranyl ester Carbamic acid, methylnitroso-, 2,3-dihydro-2,2-dimethyl-3-oxo-7-benzofuranyl ester