苏16f产品是SU 16f is a potent, cell-permeable and selective platelet-derived growth factor receptor β (PDGFRβ) inhibitor (IC₅₀ = 10 nM). It displays > 14-fold, > 229-fold and > 10000-fold selectivity over VEGFR2, FGFR1 and EGFR respectively. Inhibits proliferation of HUVEC and NIH3T3 cells in vitro (IC₅₀ = 0.11 μM).