| CPC C07D 275/06 (2013.01) | 20 Claims |
|
1. A compound of formula (I):
![]() wherein:
n is 0 to 4,
N′ is 14N or 15N, and
R1, R2, and each R3 are each independently selected from hydrogen, alkyl, substituted alkyl, alkenyl, substituted alkenyl, alkynyl, substituted alkynyl, cycloalkyl, substituted cycloalkyl, heterocycle, substituted heterocycle, aryl, substituted aryl, heteroaryl, substituted heteroaryl, halo, and hydroxyl.
|