methyl 11-ethyl-6-methyl-5-oxopyrido[3,2-c][1,5]benzodiazepine-8-carboxylate

11-butyl-6-methylpyrido[3,2-c][1,5]benzodiazepin-5-one

11-(2-hydroxyethyl)-6-methylpyrido[3,2-c][1,5]benzodiazepin-5-one

tert-butyl 2-(6-methyl-5-oxopyrido[3,2-c][1,5]benzodiazepin-11-yl)acetate

6-(2-hydroxyethyl)-11H-pyrido[3,2-c][1,5]benzodiazepin-5-one