2-Methyl-4-(m-(trifluoromethyl)phenyl)tetrahydro-1,2,4-oxadiazine-3,5-dione 25475-73-4 2H-1,2,4-Oxadiazine-3,5(4H,6H)-dione, 2-methyl-4-(3-(trifluoromethyl)phenyl)- Caswell No. 578C EPA Pesticide Chemical Code 578400 Flumezin [ISO]