1-Methylethyl (3,4-diethoxyphenyl)carbamate 87130-20-9 Carbamic acid, (3,4-diethoxyphenyl)-, 1-methylethyl ester Diethofencarb Isopropyl 3,4-diethoxycarbanilate Isopropyl 3,4-diethoxyphenylcarbamate Powmyl WP S 32165 S-1605 S-165