4HLE:
reference: Cis-Amide isosteric replacement in thienobenzoxepin inhibitors of PI3-kinase., Staben ST, Blaquiere N, Tsui V, Kolesnikov A, Do S, Bradley EK, Dotson J, Goldsmith R, Heffron TP, Lesnick J, Lewis C, Murray J, Nonomiya J, Olivero AG, Pang J, Rouge L, Salphati L, Wei B, Wiesmann C, Wu P, Bioorg Med Chem Lett. 2012 Nov 5. pii: S0960-894X(12)01423-0. doi:, 10.1016/j.bmcl.2012.10.121. PMID: 23265894

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