Dopamine receptor antagonistReferences:Merck Index, 11th Ed., No. 1499Brunderlein, et al., J. Med. Chem., v. 18, 185 (1975)Humber, L.G., Bruderlein, F.T., Voith, K., "Neuroleptic agents of the benzocycloheptapyrido-soquinoline series: a hypothesis on thei