naphthalene-1,4,6-triol

(9-oxo-1,2,5-trioxaspiro[5.5]undeca-7,10-dien-3-yl) acetate

9-oxo-1,2,5-trioxaspiro[5.5]undeca-7,10-dien-4-yl acetate

2-(Trifluoromethyl)-1,4-benzoquinone

4-oxo-1-trimethylsilyloxycyclohexa-2,5-diene-1-carbonitrile