2-(2-hydroxyethoxy)ethyl 3-chloro-4-hydroxybenzoate
2-(2-hydroxyethoxy)ethyl 3-chloro-4-hydroxybenzoate ??
??
2-(2-hydroxyethoxy)ethyl 3-chloro-4-hydroxybenzoate C??? ??, ??, ??
2-(2-hydroxyethoxy)ethyl 3-chloro-4-hydroxybenzoate ?? ?? ? ???
???
?? ??
2-(2-hydroxyethoxy)ethyl 3-chloro-4-hydroxybenzoate ?? ??
???( 1)?? ??