Patent ID: 7951812

Claim:
A compound according to the following formula wherein: X is CHR 9 or NR 9 ; Y 1 , Y 2 , and Y 3 independently are O or S; V 1 and V 2 independently are O, S, or NZ; Z is H, optionally substituted alkyl, optionally substituted alkenyl, optionally substituted alkynyl, or alkaryl; R 1 and R 2 independently are H, optionally substituted alkyl, optionally substituted alkenyl, optionally substituted alkynyl, or alkaryl; R 3 is H, optionally substituted alkyl, optionally substituted alkenyl, optionally substituted alkynyl, optionally substituted alkoxy, hydroxyl, or halo; and R 4 , R 5 , R 6 , R 7 , R 8 , and R 9 independently are H, optionally substituted alkyl, optionally substituted alkenyl, optionally substituted alkynyl, acyl, —C(O)-alkyl, —C(O)-alkenyl, or —C(O)—alkynyl; or a pharmaceutically acceptable ester, amide, salt or enantiomer thereof.