Patent ID: 8501715

Claim:
A compound of the general formula I: wherein: A 1 is CR″R′″; A 2 is CR″R′″; Y is selected from the group consisting of phosphoric acid, phosphoryl choline, phosphoryl ethanolamine, phosphoryl serine, phosphoryl cardiolipin, phosphoryl inositol, ethylphosphocholine, phosphorylmethanol, phosphorylethanol, phosphorylpropanol, phosphorylbutanol, phosphorylethanolamine-N-lactose, phosphoethanolamine-N-[methoxy(propylene glycol)], phosphoinositol-4-phosphate, phosphoinositol-4,5-biphosphonate, pyrophosphate, phosphoethanolamine-diethylenetriamine-pentaacetate, dinitrophenyl-phosphoethanolamine and phosphoglycerol; and each of X 1 and X 2 is independently a saturated or unsaturated hydrocarbon having the general formula II: wherein: m is an integer of 1-26; and X 1 comprises a Z selected from the group consisting of: wherein: W is selected from the group consisting of oxygen and sulfur; and X 2 comprises a Z of: and wherein: each of R 1 , R′ 1 , R 2 , R′ 2 , R 3 , R′ 3 , each of R″ and R′″ and each of Ra, R′a, Rb, R′b, . . . Rm−1, R′m−1, Rm and R′m is independently selected from the group consisting of hydrogen, a bond, alkyl, alkenyl, alkynyl, cycloalkyl, aryl, heteroaryl, heteroalicyclic, halo, trihalomethyl, hydroxy, alkoxy, aryloxy, thiohydroxy, thioalkoxy, thioaryloxy, phosphonate, phosphate, phosphinyl, sulfonyl, sulfonyl, sulfonamide, amide, carbonyl, thiocarbonyl, C-carboxy, O-carboxy, C-carbamate, N-carbamate, C-thiocarboxy, S-thiocarboxy and amino, or, alternatively, at least two of R 1 , R′ 1 , R 2 , R′ 2 , R 3 R′ 3 , at least two of Ra, R′a, Rb, R′b, . . . Rm−1, R′m−1, Rm and R′m, or a combination thereof, form at least one four-, five- or six-membered aromatic, heteroaromatic, alicyclic or heteroalicyclic ring; or a stereoisomer, a racemic mixture, a pharmaceutically acceptable salt, a prodrug, a hydrate or a solvate thereof.