Description: 3-O-6-Deoxy-3-O-methyl-β-D-allopyranosyl-(1→4)-β-D-oleandropyranosyl-tenacigenin C, derived from Alocasia cucullata (Lour.) G. Don, exhibits moderate inhibitory activity on tumor cells. It has been shown to inhibit MGC-803 and HT-29 cells with respective IC 50 values of 45.6 and 28.4 μg/mL .