2-(2,5-dimethylphenyl)-2-oxoethyl 5-bromo-2-furoate
2-(2,5-dimethylphenyl)-2-oxoethyl 5-bromo-2-furoate ??
??
2-(2,5-dimethylphenyl)-2-oxoethyl 5-bromo-2-furoate C??? ??, ??, ??
2-(2,5-dimethylphenyl)-2-oxoethyl 5-bromo-2-furoate ?? ?? ? ???
???
?? ??
2-(2,5-dimethylphenyl)-2-oxoethyl 5-bromo-2-furoate ?? ??
???( 1)?? ??