You can try with Regex expression
System.Text.RegularExpressions.Regex.Match(YourString,"(?<=\d\n~)(\S+)(\n\n~)(\S.+)")Groups(1)
Output : FINALSUM & FINALDATA
System.Text.RegularExpressions.Regex.Match(YourString,"(?<=\d\n~)(\S+)(\n\n~)(\S.+)")Groups(3)
Output : DATA# & PA RT#
