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A	B	C	D	E	F
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Methyl 5-bromo-2-hydroxypyrimidine-4-carboxylate

Ethyl 5-pyrimidinecarboxylate

Methyl 5-pyrimidinecarboxylate

Orthosulfamuron

Sodium 4-chlorophenoxyacetate

Iodosulfuron-methyl

Amidosulfuron

6-aminosaccharin

2-chloro-5-nitrobenzenesulfonamide

2-(2-CHLOROETHOXY)-BENZENESULFONAMIDE