_:b56424265 . _:b56424264 . _:b56424262 . _:b56424262 . _:b56424262 _:b56424263 . _:b56424263 "C0003451" . _:b56424262 . _:b56424264 _:b56424265 . _:b56424262 _:b56424264 . _:b56424265 "antiviral activity" . _:b56424262 "0.81"^^ . _:b56424263 "T121" .