LY3154207 is a subtype selective, potent, and orally available humandopamineD1receptor positive allosteric modulator (PAM) with minimal allosteric agonist activity (EC50=3 nM).
PF2562 is a dopamineD1 ligand. It is used as a dopamineD1 agonist or partial agonist. PF2562 binds to humanD1receptor (Ki: 113 nM). PF2562 shows activity against humanD1 cAMP (EC50: 568 nM in HTRF assay).