157977-94-1 AIDS-001270 AIDS001270 Bis(isopropyloxymethoxy)oxophosphinocarboxylic acid, methyl ester Bis(isopropylyloxymethyl) methyl foscarnet Foscarnet triester Phosphinecarboxylic acid, bis[(2-methyl-1-oxopropoxy)methoxy]-, methyl ester, oxide Phosphonoformate triester