5GGZ:
reference: Novel Tetrahydropyrido[4,3-d]pyrimidines as Potent Inhibitors of Chaperone Heat Shock Protein 90., Jiang F, Wang HJ, Jin YH, Zhang Q, Wang ZH, Jia JM, Liu F, Wang L, Bao QC, Li DD, You QD, Xu XL, J Med Chem. 2016 Dec 8;59(23):10498-10519. Epub 2016 Nov 22. PMID: 27933959

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