... (9) Hecht, S. S.; LaVoie, E.; Amin, S.; Bedenko, V.; Hoffmann, D. In "Polynuclear Aromatic Hydrocarbons: Chemistry and Biological ... 1094 J. Org ... The resulting mixture was extracted with CHC1,; the organic layer was washed with H20, dried (MgSO,), and concentrated to give 8.7 ...