| abstract |
R3 is Alk14ArR16, wherein Alk14 is C1-8 straight or branched alkylene or alkenylene, Ar is a 5- or 6-member aromatic ring containing 0 to 4 heteroatoms selected from N, O, and S, or is a bicyclic 9- or 11-member aromatic ring containing 0 to 6 heteroatoms selected from N, O, and S; R4 is --((CH2)r-Phenyl-R20 wherein r is 1 to 20, R20 is SO3H, PO3H2, halogen, OR13c, COOR13d, NO2, NR21R22, and other choices. The compound optionally has one or more radioactive or non-radioactive label moieties wherein the label moieties are optionally connected to the compound through one or more spacer moiety. The present invention also provides for their use as therapeutic agents and diagnostic agents. |