Patent ID: 7850992

Claim:
A gel comprising a compound represented by Formula 1 below; and at least one compound selected from the group consisting of a pharmacologically active substance and a stimulus-responsive compound comprising an azobenzene group or a stilbene group: wherein n is an integer of 4 to 20; X is O, S, or NH; and A 1 and A 2 are each independently H, OR, SR, or NHR where R is selected from the group consisting of H, substituted or unsubstituted C 1 -C 30 alkyl, substituted or unsubstituted C 2 -C 30 alkenyl, substituted or unsubstituted C 2 -C 30 alkynyl, substituted or unsubstituted C 2 -C 30 carbonylalkyl, substituted or unsubstituted C 1 -C 30 thioalkyl, substituted or unsubstituted C 1 -C 30 alkylthiol, substituted or unsubstituted C 1 -C 30 hydroxyalkyl, substituted or unsubstituted C 1 -C 30 alkylsilyl, substituted or unsubstituted C 1 -C 30 aminoalkyl, substituted or unsubstituted C 1 -C 30 aminoalkylthioalkyl, substituted or unsubstituted C 5 -C 30 cycloalkyl, substituted or unsubstituted C 2 -C 30 heterocycloalkyl, substituted or unsubstituted C 6 -C 30 aryl, substituted or unsubstituted C 6 -C 20 arylalkyl, substituted or unsubstituted C 4 -C 30 heteroaryl, and substituted or unsubstituted C 4 -C 30 heteroarylalkyl.