4-(2,4-dichlorophenoxy)butanoate + L-glutamine + ATP <=> 4-(2,4-dichlorophenoxy)butanoyl-L-glutamine + AMP + diphosphate + H(+)
4-(2,4-dichlorophenoxy)butanoate + l-glutamine + atp <=> 4-(2,4-dichlorophenoxy)butanoyl-l-glutamine + amp + diphosphate + h(+)