RO5166017 is an orally active, potent and selective trace amine-associated receptor 1 (TAAR1) agonist for the study of conditioned taste aversion frontal nerve disorders.

YMU1 is a human thymidylate kinase (hTMPK) inhibitor. YMU1 stabilizes the conformation of ligand-induced degradation (LID) region of hTMPK and blocks the catalytic site or ATP-binding site.

Quazolast (RHC 3988) is a potent mediator release inhibitor used as a control against ragweed antigenic nasal challenge and demonstrates superiority over placebo in preventing nasal congestion and nasal itching following such challenges.