HDAC/CD13-IN-1 (Compound 12) is a HDAC/CD13 inhibitor ( IC 50 : 0.34 μM for hCD13, 0.53 μM for porcine CD13, 0.03, 0.06, 0.02 μM for HDAC1/2/3). HDAC/CD13-IN-1 inhibits MV4-11, K562, Jeko-1, and HL60 cell proliferation ( IC 50 : 0.25-2.04 μM). HDAC/CD13-IN-1 induces cancer cell apoptosis. HDAC/CD13-IN-1 has anti-metastasis and anti-invasion efficacy.