2-((5-(2-amino-6-methoxypurin-9-yl)-4-fluoro-3-hydroxy-4-methyltetrahydrofuran-2-ylmethoxy)phenoxyphosphorylamino)propionic acid isopropyl ester

MESHC562230

a prodrug of 2'-deoxy-2'-fluoro-2'-C-methylguanosine-5'-monophosphate; has antiviral activity; structure in first source