Images CH NH C H

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Ch nh c h. C6h5ch3no2. Nh2-NH-c6h4-no2. H,C H, C Ch-Ch-Cooh nh2. C6h10 Alkalin.
C6h5ch3no2. Nh2-NH-c6h4-no2. H,C H, C Ch-Ch-Cooh nh2. C6h10 Alkalin.