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(2018/05/04)(2011/05/11)
5-methyl-4-ethoxycarbonyl-4-oxazolin-2-one
Ethyl 4-methyl-5-oxo-2-phenylsulfanylthiocarbonyl-2,5-dihydroisoxazole-3-carboxylate
Ethyl 2-(chlorophenoxythiocarbonyl)-4-methyl-5-oxo-2,5-dihydroisoxazole-3-carboxylate
C12H12FNO4S
C12H11BrFNO3S