2R64:
reference: Synthesis and biological evaluation of 3,5-diaminoindazoles as cyclin-dependent kinase inhibitors., Lee J, Choi H, Kim KH, Jeong S, Park JW, Baek CS, Lee SH, Bioorg Med Chem Lett. 2008 Apr 1;18(7):2292-5. Epub 2008 Mar 6. PMID: 18353638

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