OX1R antagonist 56 is a brain penetrant which is a selective and high affinity OX1R antagonist. References: Bonaventure P, Yun S, Johnson PL, Shekhar A, Fitz SD, Shireman BT, Lebold TP, Nepomuceno D, Lord B, Wennerholm M, Shelton J, Carruthers N, Lovenberg T, Dugovic C. A selective orexin-1 receptor antagonist attenuates stress-induced hyperarousal without hypnotic effects. J Pharmacol Exp Ther. 2015 Mar;352(3):590-601. doi: 10.1124/jpet.114.220392. Epub 2015 Jan 12. PubMed PMID: 25583879; PubMed Central PMCID: PMC4352589.

纯度：≥98%