[CH3:1][N:2]1[CH:6]=[C:5]([NH:7][C:8]([C:10]2[N:11]([CH3:18])[CH:12]=[C:13]([N+:15]([O-])=O)[CH:14]=2)=[O:9])[CH:4]=[C:3]1[C:19]([NH:21][CH2:22][CH2:23]N1CCOCC1)=[O:20]>CO.[Pd]>[NH2:15][C:13]1[CH:14]=[C:10]([C:8]([NH:7][C:5]2[CH:4]=[C:3]([C:19]([NH:21][CH2:22][CH2:23][CH2:1][N:2]([CH3:6])[CH3:3])=[O:20])[N:2]([CH3:1])[CH:6]=2)=[O:9])[N:11]([CH3:18])[CH:12]=11-Methyl-4-{[(1-methyl-4-nitro-1H-pyrrol-2-yl)carbonyl]amino}-N-[2-(4-morpholinyl)ethyl]-1H-pyrrole-2-carboxamide (150 mg, 0.371 mmol; see step (ii) above) was suspended in methanol (25 mL) to which Pd/C-10% (108 mg) was added at 0° C. under a nitrogen with stirring. The reaction mixture was hydrogenated for 5 h at room temperature and atmospheric pressure. The catalyst was removed over Kieselguhr and methanol was removed under reduced pressure to give the title compound, which was used without further purification.
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