The present invention relates to a diaryl hepatonoid-based compound of formula (1) having viral inhibitory activity; its pharmaceutically acceptable salt; or a hydrate, a solvate or a prodrug of any of the foregoing, and a pharmaceutical composition comprising the same, and the use thereof therapeutic agents. The diaryl hepatonoid-based compounds according to present invention have an excellent effect of inhibiting viral activity, and thus will be useful as therapeutic agents against virus-related diseases.