Patent ID: 7141680

Claim:
A compound of Formula (I): wherein: X 1 and X 2 are independently arylene, substituted arylene, heteroarylene, or substituted heteroarylene provided that X 1 and X 2 are not both pyrrolene; Y 1 is Y 2 is W is O or S; R is hydrogen or C 1 –C 6 alkyl; R 1 , R 2 , R 5 and R 22 are independently L is selected from the group consisting of a bond, C 1 –C 6 alkylene, and cycloalkylene; T is a bond such that when both T is a bond and L is a bond, T and L together is a bond; R 3 and R 21 are independently hydrogen or C 1 –C 6 alkyl; R 8 is hydrogen or alkyl; R 9 and R 10 are independently hydrogen, hydroxyl, alkyl, substituted alkyl, alkenyl, substituted alkenyl, cycloalkyl, cycloalkenyl or heterocyclic, or R 9 and R 10 together with the atoms to which they are attached form a heterocyclic or heteroaryl ring, or R 11 and R 12 together with the atoms to which they are attached form a heterocyclic or heteroaryl ring; or an acid addition salt thereof; with the proviso that the compound of Formula (I) is not one of the following compounds: