Patent ID: 11952384
Assignee: DUALITY BIOLOGICS (SUZHOU) CO., LTD.
Field: Pharmaceuticals (Chemistry)
Classification: CPC A  C | IPC A  C

Claim 14:
15. A compound of general formula (III-F) or a tautomer, a mesomer, a racemate, an enantiomer or a diastereoisomer thereof, or a mixture thereof, or a pharmaceutically acceptable salt thereof,, wherein, Lx is, wherein R1 is selected from the group consisting of: —O—, —(R2)N— and —S—;
X is -L1-CH2—C(O)—;
L1 is —(C(R3a)(R3b))m—;
wherein R2 is hydrogen or a C1-6 aliphatic group optionally substituted with R, each R3a and each R3b are independently hydrogen, protium, deuterium, tritium, halogen, —NO2, —CN, —OR, —SR, or a C1-6 aliphatic group optionally substituted with R;
wherein R is hydrogen, protium, deuterium, tritium, halogen, —NO2, —CN, —OH, —SH, or —NH2;
m is selected from the group consisting of integers from 1 to 5, and R3a and R3b are not both hydrogen in each —C(R3a)(R3b)—.