CPC C07C 217/18 (2013.01) [A61P 35/00 (2018.01); G01N 33/57415 (2013.01)] | 37 Claims |
1. A compound of formula (I), or a pharmaceutically acceptable salt thereof,
![]() wherein
G is an optionally substituted polycycloalkylidene;
RA and RB at each occurrence are independently halogen, C1-4alkyl, or C1-4haloalkyl;
R1 and R2 are independently —OH, halogen, —CN, —OC2-8alkylene-L-T, or —OR3, and at least one of R1 and R2 is —OR3;
L is a linker;
T is a fluorescence acceptor or a fluorescence donor;
R3 is —C4-8alkylene-NRxRy, —CH2CH2O—CH2CH2—NRxRy, or —(CH2CH2O)2—CH2CH2—NRxRy;
Rx and Ry at each occurrence are independently C1-4alkyl or —C2-4alkylene-OH, or
Rx and Ry together with the nitrogen to which they are attached form a 4- to 8-membered heterocycle or heteroaryl, wherein the heterocycle and heteroaryl are optionally substituted with 1, 2, 3, or 4 substituents independently selected from the group consisting of C1-4alkyl, halogen, —OH, C1-4haloalkyl, and —C1-4alkylene-OH;
m is 0, 1, 2, 3, or 4; and
n is 0, 1, 2, 3, or 4.
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