Exploring Elfazepam. To explore a different substance…

Elfazepam
7-Chloro-1-[2-(ethanesulfonyl)ethyl]-5-(2-fluorophenyl)-1,3-dihydro-2H-1,4-benzodiazepin-2-one
 3432  C19H18ClFN2O3S  408.874
 Aryldiazepine
 InChI=1S/C19H18ClFN2O3S/c1-2-27(25,26)10-9-23-17-8-7-13(20)11-15(17)19(22-12-18(23)24)14-5-3-4-6-16(14)21/h3-8,11H,2,9-10,12H2,1H3
 BSPSXMXQKZZNFP-UHFFFAOYSA-N This stereoisomer Any stereoisomer
 CCS(=O)(=O)CCN1C(=O)CN=C(c2c1ccc(c2)Cl)c1ccccc1F