2H-1,2,6-Thiadiazine, 3,4-dihydro-3,5-diphenyl-3-methyl-, 1,1-dioxide 3,4-Dihydro-3,5-diphenyl-3-methyl-2H-1,2,6-thiadiazine 1,1-dioxide 58120-03-9 BRN 1082391