Images CH NH C H

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Ch nh c h. Ch3 c ch3 ch3 nh2. Бензол ch3cocl. Ch3ch(nh2)ch3+ch3cocl. C6h5-NH-ch3.
Ch3 c ch3 ch3 nh2. Бензол ch3cocl. Ch3ch(nh2)ch3+ch3cocl. C6h5-NH-ch3.