Patent ID: 7553860

Claim:
A compound represented by the formula or a pharmaceutically acceptable salt thereof; wherein Y is an organic acid functional group, or an amide or ester thereof with up to 12 carbon atoms; or Y is hydroxymethyl or an ether thereof with up to 12 carbon atoms; or Y is a tetrazolyl functional group; A is —(CH 2 ) 6 —, cis —CH 2 CH═CH—(CH 2 ) 3 —, or —CH 2 C≡C—(CH 2 ) 3 —, wherein 1 or 2 carbon atoms may be substituted with S or O; or A is —(CH 2 ) m —Ar—(CH 2 ) o — wherein Ar is interarylene or heterointerarylene, the sum of m and o is from 1 to 4, and wherein one CH 2 may be substituted with S or O; U is O, S, NR 1 , wherein R 1 is H, C 1-6 alkyl, C 1-7 acyl, benzoyl, biphenylacyl, C 1-6 sulfonyl, phenylsulfonyl, biphenylsulfonyl, trifluoromethylacyl, or trifloyl; and B is optionally substituted aryl or optionally substituted heteroaryl.