5H22:
reference: Synthesis and in vitro antiproliferative activity of C5-benzyl substituted 2-amino-pyrrolo[2,3-d]pyrimidines as potent Hsp90 inhibitors., Lee JH, Shin SC, Seo SH, Seo YH, Jeong N, Kim CW, Kim EE, Keum G, Bioorg Med Chem Lett. 2017 Jan 15;27(2):237-241. doi: 10.1016/j.bmcl.2016.11.062., Epub 2016 Nov 23. PMID: 27914802

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