- Mechanistic studies with N-benzyl-1-aminobenzotriazole-inactivated CYP2B1: differential effects on the metabolism of 7-ethoxy-4-(trifluoromethyl)coumarin, testosterone, and benzphetamine. Kent, U.M., Pascual, L., Roof, R.A., Ballou, D.P., Hollenberg, P.F. Arch. Biochem. Biophys. (2004)