4TOT:
reference: Potent nonimmunosuppressive cyclophilin inhibitors with improved pharmaceutical properties and decreased transporter inhibition., Fu J, Tjandra M, Becker C, Bednarczyk D, Capparelli M, Elling R, Hanna I, Fujimoto R, Furegati M, Karur S, Kasprzyk T, Knapp M, Leung K, Li X, Lu P, Mergo W, Miault C, Ng S, Parker D, Peng Y, Roggo S, Rivkin A, Simmons RL, Wang M, Wiedmann B, Weiss AH, Xiao L, Xie L, Xu W, Yifru A, Yang S, Zhou B, Sweeney ZK, J Med Chem. 2014 Oct 23;57(20):8503-16. doi: 10.1021/jm500862r. Epub 2014 Oct 13. PMID: 25310383

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