1 FL7 Flurazepam 1.000 2 BFZ 7-bromo-1-[2-(diethylamino)ethyl]-5-(2-fluorophenyl)-1,3-dihydro-2h-1,4-benzodiazepin-2-one 0.929 3 YNL (5m)-1-(2-aminoethyl)-7-chloro-5-(2-fluorophenyl)-1,3-dihydro-2h-1,4-benzodiazepin-2-one 0.786 4 DZP 7-chloro-1-methyl-5-phenyl-1,3-dihydro-2h-1,4-benzodiazepin-2-one 0.741