Patent ID: 8420402

Claim:
A compound, wherein the compound is of the following structure: wherein X—Y is a symmetrical or unsymmetrical disulfide selected from the following group of disulfides: —NH—CH 2 CH 2 —SS—CH 2 CH 2 NH—; —NH—(C 6 H 4 )—SS—(C 6 H 4 )—NH—; —NH—CH 2 CH 2 —SS—(C 6 H 4 )—NH—; —NH—(C 6 H 4 )—SS—CH 2 CH 2 —NH—; —NH—CH 2 CH 2 —SS—CH 2 CH 2 CH 2 —NH—; —NH—CH 2 CH 2 CH 2 —SS—CH 2 CH 2 —NH—; —NH—CH 2 CH 2 CH 2 —SS—CH 2 CH 2 CH 2 —NH—; —NH—CH 2 CH 2 CH 2 CH 2 —SS—CH 2 CH 2 —NH—; —NHCH 2 CH 2 CH 2 CH 2 —SS—CH 2 CH 2 CH 2 —NH—; —NH—CH 2 CH 2 CH 2 CH 2 —SS—CH 2 CH 2 CH 2 CH 2 —NH—; —NH—CH 2 CH 2 OCH 2 CH 2 —SS—CH 2 CH 2 —NH—; —NH—CH 2 CH 2 OCH 2 CH 2 —SS—CH 2 CH 2 CH 2 —NH—; —NH—CH 2 CH 2 OCH 2 CH 2 —SS—CH 2 CH 2 CH 2 CH 2 —NH—; —NH—CH 2 CH 2 OCH 2 CH 2 —SS—CH 2 CH 2 OCH 2 CH 2 —NH—; —NH—CH 2 CH 2 —SS—CH 2 CH 2 OCH 2 CH 2 —NH; —NH—CH 2 CH 2 CH 2 —SS—CH 2 CH 2 OCH 2 CH 2 —NH—; —NH—CH 2 CH 2 CH 2 CH 2 —SS—CH 2 CH 2 OCH 2 CH 2 —NH—; —NH—CH 2 CH 2 —SS—(C 4 H 2 O)—NH—; —NH—CH 2 CH 2 CH 2 —SS—(C 4 H 2 O)—NH—; —NH—CH 2 CH 2 CH 2 CH 2 —SS—(C 4 H 2 O)—NH—; —NH—CH 2 CH 2 OCH 2 CH 2 —SS—(C 4 H 2 O)—NH—; —NH—(C 4 H 2 O)—SS—CH 2 CH 2 —NH—; —NH—(C 4 H 2 O)—SS—CH 2 CH 2 CH 2 —NH—; —NH—(C 4 H 2 O)—SS—CH 2 CH 2 CH 2 CH 2 —NH—; —NH—(C 4 H 2 O)—SS—CH 2 CH 2 OCH 2 CH 2 —NH—; —NH—(C 4 H 2 O)—SS—(C 4 H 2 O)—NH—; —NH—CH 2 CH 2 —SS—(C 4 H 2 S)—NH—; —NH—CH 2 CH 2 CH 2 —SS—(C 4 H 2 S)—NH—; —NH—CH 2 CH 2 CH 2 CH 2 —SS—(C 4 H 2 S)—NH—; —NH—CH 2 CH 2 OCH 2 CH 2 —SS—(C 4 H 2 S)—NH—; —NH—(C 4 H 2 S)—SS—CH 2 CH 2 —NH—; —NH—(C 4 H 2 S)—SS—CH 2 CH 2 CH 2 —NH—; —NH—(C 4 H 2 S)—SS—CH 2 CH 2 CH 2 CH 2 —NH—; —NH—(C 4 H 2 S)—SS—CH 2 CH 2 OCH 2 CH 2 —NH—; —NH—(C 4 H 2 S)—SS—(C 4 H 2 S)—NH—.