1,1,1-Trifluoro-2-hydroxy-5-phenyl-2-(bis-trifluoromethyl)pentan-4-one, phenylhydrazone 101931-70-8 4-Pentanone, 2-hydroxy-5-phenyl-1,1,1-trifluoro-2-(trifluoromethyl)-, phenylhydrazone