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CH4-CH3Br-CH3OH-HCOH
CH4+Br2=CH3Br+HBr
CH3Br+H2O=CH3OH+HBr
CH3OH=HCOH+H2
CH3COH-CH3COOH-CH3COONa
CH3COH+H2O=CH3COOH+H2
2CH3COON+2Na=2CH3COONa+H2
CH4+Br2=CH3Br+HBr
CH3Br+H2O=CH3OH+HBr
CH3OH=HCOH+H2
CH3COH-CH3COOH-CH3COONa
CH3COH+H2O=CH3COOH+H2
2CH3COON+2Na=2CH3COONa+H2
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