SI-2 is an inhibitor (SMI) of steroid receptor coactivator-3 (SRC-3 or AIB1). SI-2 can selectively reduce the transcriptional activities and the protein concentrations of SRC-3 in cells, and selectively induce breast cancer cell death with IC50 values in the low nanomolar range (3-20 nM), but not affect normal cell viability.

麦考酚酸是一种免疫抑制剂和有效的抗增殖化合物，可以代替旧的抗增殖化合物硫唑嘌呤。

TH5427 hydrochloride 是一种有效的选择性 NUDT5 抑制剂 (IC50=29 nM)。TH5427 hydrochloride 对 NUDT5 的选择性比 MTH1 高 690 倍。TH5427 hydrochloride 阻断乳腺癌细胞孕激素依赖性、PAR 衍生的核 ATP 合成及随后的染色质重塑、基因调控和增殖。