Evaluation of selected compounds from our Corporate Compound Library in a human 5- HT2C receptor binding assay led to the discovery of WAY-629, a cyclohexyl [b][1, 4] benzodiazepinoindole (Ki 56nM, Emax 90%), which is selective for the 5-HT2C receptor versus other serotonin receptor subtypes, and dopamine, histamine, adrenergic, and muscarinic receptors. In addition, WAY-629 was active in vivo in a rat model of feeding ...