CPC A61K 48/005 (2013.01) [A61K 9/127 (2013.01); A61K 9/5123 (2013.01); A61K 48/0033 (2013.01); C07C 219/06 (2013.01); C07C 291/00 (2013.01); C07C 323/52 (2013.01); C07C 327/06 (2013.01); C12N 15/88 (2013.01)] | 16 Claims |
1. A compound of formula (I-1-1), or a pharmaceutically acceptable salt, a stereoisomer, a tautomer, a solvate, a chelate, a non-covalent complex or a prodrug thereof,
wherein
each of A is independently one or more substituents selected from the group consisting of —O(C═O)—, —(C═O)O—, —C(═O)S—, —SC(═O)—, —NHC(═O)—, and —C(═O)NH—;
each of R1, R2, R3 and R4 is independently an alkyl group containing 1 to 16 carbon atoms;
R5 is a C1-12 alkyl group; and
each of a, b, d and e is independently any integer ranging from 0 to 14.
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