Dual PDK1 and class I PI3K inhibitor (IC50 values are 245, 56, 446, 35 and 117 nM for PDK1 and PI3K p110 -α, -β, -δ, and -γ respectively). Inhibits cellular AKT phosphorylation at Thr308. Blocks cell proliferation, causing arrest in G1 phase of the cell cycle. Slows tumor progression in mouse xenograft models.