2H-1,3-Oxazine-2-thione, 3,4,5,6-tetrahydro-6-(3,4-xylyloxymethyl)- 3,4,5,6-Tetrahydro-6-(3,4-xylyloxymethyl)-2H-1,3-oxazine-2-thione 57841-34-6 BRN 0530800