15620-49-2 4H-1,3,4-Thiadiazine, 5,6-dihydro-4,6-dimethyl-2-(3-pyrrolidinylpropyl)- 5,6-Dihydro-4,6-dimethyl-2-(3-pyrrolidinylpropyl)-4H-1,3,4-thiadiazine BRN 1074409