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Diammonium hydrogen phosphite

Zinc chloride solution

Sodium ethylate solution

2-Fluoronicotinic acid

1，5-Dimethylpyrazole

4-Bromo-3-methylpyrazole

4-Bromo-1，5-dimethyl-1H-pyrazole

4-Bromo-3，5-dimethylpyrazole

4-Bromo-1，3，5-trimethyl-1H-pyrazole

3-Pyrazolecarboxylic acid

3-Methyl-4-iodopyrazole

Boron trifluoride diethyl etherate

Ethylenediaminetetraacetic acid tetrasodium salt tetrahydrate

4-Nitro-3-pyrazolecarboxylic acid

Tetrahydro-4-methyl-2-(2-methyl-1-propenyl)-2H-pyran

Tripotassium phosphate trihydrate

2，7-Dichlorofluorene

Ethyl 2-methylacetoacetate

2-Methylresorcinol

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