Patent ID: 6963007

Claim:
A compound of the formula wherein R 1 is R 3 , R 8 , R 13 , R 24 , R 31 , and R 33 are independently C 1 -C 20 alkyl; R 4 , R 5 , R 7 , R 14 , R 16 , R 19 , R 22 , R 25 , and R 32 are independently C 1 -C 14 alkylene; R 6 , R 15 , and R 18 are independently C 1 -C 14 alkylene, or C 2 -C 8 alkenylene, or C 6 -C 13 arylene; R 26 is C 1 -C 14 alkylene, or C 2 -C 8 alkenylene, R 9 is C 1 -C 14 alkylene or; R 10 , R 12 , R 27 , and R 29 are independently C 1 -C 14 alkylene or (C 1 -C 14 alkylene)-(C 2 -C 8 arylene); R 11 and R 28 are independently C 2 -C 30 alkynyl; R 17 is an ester activating group; R 23 is C 6 -C 13 arylene; R 30 is C 1 -C 14 alkylene; R 34 , and R 36 are independently H or C 1 -C 4 alkyl; p is 1-5; n is 1-20; and wherein R 1 and R 2 are not the same.