An oxidative metabolite of bexarotene; binds to RXRα, RXRβ, and RXRγ as well as RARα (Kds = 3.46, 4.21, 4.83, and 8.17 μM, respectively); selectively activates RXRα, RXRβ, and RXRγ over RARα, RARβ, and RARγ in vitro (EC50s = 398, 356, 420, 4,414, 2,121, and 2,043 nM, respectively)