2-(2-Chloro-4-fluorophenyl)acetamide → (+/-)-Trans-3-(5,6-dihydro-4H-pyrrolo[3,2,1-ij]quinolin-1yl)-4-(4-trifluoromethoxyphenyl)pyrrolidine-2,5-dione

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(±)-Trans-3-(5,6-dihydro-4H-pyrrolo[3,2,1-ij]quinolin-1yl)-4-(4-trifluoromethoxyphenyl)pyrrolidine-2,5-dione was prepared according to Example 40 replacing 2-chloro-4-fluorophenylacetamide with 4-trifluoromethoxyphenylacetamide. Yield 67.8 mg, 16.4%. 1H NMR (DMSO-d6) 400 MHz δ: 11.56 (s, 1H), 7.52 (d, 2H, J=8.4 Hz), 7.35 (s, 1H), 7.33 (d, 2H, J=8.0 Hz), 7.15 (d, 1H, J=7.2 Hz), 6.86 (m, 2H), 4.58 (d, 1H, J=8.0 Hz), 4.45 (d, 1H, J=8.0 Hz), 4.10 (t, 2H, J=6.0 Hz), 2.90 (t, 2H, J=6.0), 2.10 (t, 2H, J=5.6).

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