T.A. Knoerzer, D.E. Nichols, W.K. Brewster, V.J. Watts, D. Mottola, and R. B. Mailman. Dopaminergic benzo[a]phenathridines: resolution and pharmacological evaluation of the enantiomers of dihydrexidine, the full efficacy D1 dopamine receptor agonist. J. Medicinal Chem. pharmacological evaluation of the enantiomers of dihydrexidine, the full efficacy D1 dopamine receptor agonist. J. Medicinal Chem. to be published August 5 in volume 37.