Identification of 2-[2-nitro-4-(trifluoromethyl)benzoyl]- cyclohexane-1,3-dione metabolites in urine of patients suffering from tyrosinemia type I with the use of 1H and 19F NMR spectroscopy. - Szczeciński P; Lamparska D; Gryff-Keller A; Gradowska W (Acta biochimica Polonica, 2008)