15620-48-1 4H-1,3,4-Thiadiazine, 5,6-dihydro-4,6-dimethyl-2-(2-pyrrolylethyl)- 5,6-Dihydro-4,6-dimethyl-2-(2-pyrrolylethyl)-4H-1,3,4-thiadiazine BRN 1074423