Patent ID: 8541587

Claim:
A compound having the structure of Formula (I), or N-oxide, or a pharmaceutically acceptable salt thereof: wherein, R 1 is and R 3 is H or C 1 -C 4 alkyl; or R 1 is H or C 1 -C 4 alkyl and R 3 is R 2 is —OH, —OC 1 -C 4 alkyl, or —NHSO 2 R 7 ; R 7 is C 1 -C 4 alkyl or a substituted or unsubstituted phenyl; R 4 is absent or —OH; R 5 is absent or —OH; each R 6 is independently C 1 -C 4 alkyl, C 1 -C 4 deuteroalkyl, C 1 -C 4 monofluoroalkyl, C 1 -C 4 difluoroalkyl, or C 3 -C 6 cycloalkyl; ring A is a substituted or unsubstituted monocyclic six-membered C 3 -C 5 heteroarylene, where if ring A is substituted, then ring A is substituted with 1 or 2 R A , each R A is independently halogen, —OH, C 1 -C 4 alkyl, C 1 -C 4 fluoroalkyl, C 1 -C 4 deuteroalkyl, or C 1 -C 4 alkoxy; m is 1 or 2; n is 1, 2, 3, or 4.