Patent ID: 7312201
Filing Date: 2007-12-25
Classification: C07H

Abstract:
1. A compound represented by formula (I): or the pharmaceutically acceptable salts, and esters thereof, wherein R R when R or alternatively, R Each of Ra, Rb, Rc and Rd is independently selected from the group consisting of: alternatively, Ra and Rb or Rc and Rd taken together with the carbon atom to which they are attached is C═O; r is 0, 1, or 2; B is NR 30 R 40 ; wherein R 30 and R 40 is independently selected from the group consisting of hydrogen, acyl, a substituted or unsubstituted, saturated or unsaturated aliphatic group, a substituted or unsubstituted, saturated or unsaturated alicyclic group, a substituted or unsubstituted aromatic group, a substituted or unsubstituted heteroaromatic group, saturated or unsaturated heterocyclic group; or can be taken together with the nitrogen atom to which they are attached to form a substituted or unsubstituted heterocyclic or heteroaromatic ring; V is selected from the group consisting of hydrogen, azido, cyano, nitro, aldehyde, carboxylic acid, amide, a substituted or unsubstituted, saturated or unsaturated aliphatic group; Q is selected from the group consisting of: L is selected from the group consisting of: R x is hydrogen, hydroxy protecting group or hydroxy prodrug group.