Therapeutic cyclopentane derivatives

A compound of the formula

• or a pharmaceutically acceptable salt thereof,
• wherein Y is an organic acid functional group, or an amide or ester thereof comprising up to 14 carbon atoms;
• or Y is hydroxymethyl or an ether thereof comprising up to 14 carbon atoms;
• or Y is a tetrazolyl functional group;
• A is —(CH2)6—, cis —CH2CH═CH—(CH2)3—, or —CH2C≡C—(CH2)3—, wherein 1 or 2 carbon atoms may be replaced by S or O;
• or A is —(CH2)m—Ar—(CH2)o— wherein Ar is interarylene or heterointerarylene, the sum of m and o is 1, 2, 3, or 4, and wherein one CH2 may be replaced by S or O;
• and
• B is substituted aryl or substituted heteroaryl.