2R7B:
reference: Discovery of dibenzo[c,f][2,7]naphthyridines as potent and selective 3-phosphoinositide-dependent kinase-1 inhibitors., Gopalsamy A, Shi M, Boschelli DH, Williamson R, Olland A, Hu Y, Krishnamurthy G, Han X, Arndt K, Guo B, J Med Chem. 2007 Nov 15;50(23):5547-9. Epub 2007 Oct 17. PMID: 17941624

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