SB-277011 dihydrochloride is a potent, selective, orally bioavailable and brain penetrate antagonist of dopamine D3receptor(pKis of 8.0, 6.0, <5.2 and 5.9 for D3, D2, 5-HT1B, and 5-HT1D receptors, respectively).
Desmethyl cariprazine is a Cariprazine active metabolite. Cariprazine, an antipsychotic drug candidate, shows a high affinity for the D3 (Ki: 0.085 nM) and D2 (Ki: 0.49 nM) receptors, and moderate affinity for the 5-HT1A receptor (2.6 nM).