CPC A61K 31/7084 (2013.01) [A61K 31/7076 (2013.01); A61K 47/6807 (2017.08); A61P 35/00 (2018.01); C07H 21/00 (2013.01); C07H 21/02 (2013.01)] | 19 Claims |
1. A compound having Formula (XIV):
(CD-L)n-A (XIV)
or a pharmaceutically acceptable salt thereof, wherein:
CD is a group selected from any one of Formulae (XX), (XXIV), (XXVIII), or (XXIX):
R1 and R2 are each independently a hydroxy group, hydrogen, amino group, or a halogen atom;
B3 and B4 are independently an optionally substituted 5- to 14-membered aromatic heterocyclic group;
X1 and X2 are each an oxygen atom;
Q1, Q2, Q3, and Q4 are each independently an oxygen atom or a sulfur atom;
L is a linker;
A is an antibody or antibody fragment; and
n is 1-10.
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