9-(2,2-Dicyanovinyl)julolidine (DCVJ) is a fluorogenic dye that is considered a fluorescent molecular rotor because its properties depend on the rotational relaxation of the molecule, which can be influenced by the viscosity of the solvent used.

Avasimibe (CI-1011, PD-148515) is a potent, selective inhibitor of acyl-CoA: cholesterol O-acyl transferase (ACAT) with IC50 of 60 nM.

AA92593 has been used as a selective inhibitor of melanopsin.The involvement of melanopsin in the regulation of melatonin was also determined by using a specific inhibitor AA92593 and by inhibiting melanopsin-induced phospholipase C activation.