| abstract |
A compound of Formula (I) or a pharmaceutically acceptable salt thereof, where: Q can be 1,2,4-triazin-3-yl, pyridazin-3-yl, 6-methylpyridazin-3-yl, or 6-fluoropyridazin-3-yl; R 1 can be hydrogen, methoxy, trifluoromethoxy, oxetan-3-yl, 3-fluoroazetidin-1-yl, 3-methoxyazetidin-1-yl, or 3,3- difluoroazetidin-1-yl; R 2 can be hydrogen or fluoro; R 3 can be hydrogen or methoxy; and R 4 can be methoxy, ethoxy, or methoxymethyl; provided that when R 1 is hydrogen, methoxy or trifluoromethoxy, then R 3 is not hydrogen, and/or R 4 is methoxymethyl. The compound of formula (I) can inhibit glutaminase, e.g., GLS1. |