[CH3:1][C:2]1[CH:7]=[CH:6][CH:5]=[C:4]([N+:8]([O-])=O)[C:3]=1[N:11]1[CH2:16][CH2:15][CH2:14][CH2:13][CH2:12]1>[Pd]>[CH3:1][C:2]1[C:3]([N:11]2[CH2:16][CH2:15][CH2:14][CH2:13][CH2:12]2)=[C:4]([NH2:8])[CH:5]=[CH:6][CH:7]=1Using a procedure similar to Example 3, step (c), 1-(2-methyl-6-nitro-phenyl)-piperidine (74 mg, 0.38 mmol, as prepared in the previous step) was stirred with 5% Pd—C (50 mg) under H2 to afford 66 mg (91%) of the title compound as an oil. Mass spectrum (ESI, m/z): Calcd. for C12H18N2, 191.1 (M+H), found 191.1.
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