select (
       select '['+
                 A.X.value('(Access/text())[1]', 'nvarchar(max)')+
                 '->'+
                 A.X.value('(UserName/text())[1]', 'nvarchar(max)')+
                 '->'+
                 (
                 select P.X.value('(./text())[1]', 'nvarchar(max)')+';'
                 from A.X.nodes('Permission') as P(X)
                 for xml path(''), type
                 ).value('text()[1]', 'nvarchar(max)')+
                 '->'+
                 A.X.value('(ApplyTo/text())[1]', 'nvarchar(max)')+
               ']'
       from T.xmlColumn.nodes('/Security/Dacl/ACEInformation') as A(X)
       for xml path(''), type
       ).value('text()[1]', 'nvarchar(max)')
from myTable as T