Viral 2C protein inhibitor 1 (compound 6aw) is a potent and broad-spectrum enterovirus antiviral agent, inhibiting viral 2C protein. Viral 2C protein inhibitor 1 inhibits multiple strains of EV-D68, EV-A71 and CVB3 with EC 50 s of 0.1~3.6 µM, and exhibits high selectivity index and relatively low cytotoxicity.