1,2,4-Triazolo(3,4-d)-1,5-benzothiazepine, 4,5-dihydro-8-chloro-1-methyl- 110766-42-2 4,5-Dihydro-8-chloro-1-methyl-1,2,4-triazolo(3,4-d)-1,5-benzothiazepine