4,1-Benzothiazepin-2(3H)-one, 7-chloro-5-(2-chlorophenyl)-1,5-dihydro- 7-Chloro-5-(2-chlorophenyl)-1,5-dihydro-4,1-benzothiazepin-2(3H)-one 75450-34-9 CGP 37157 Cgp-37157