C111123313121111121111331333133313331331121111133313231333132232231   >>    C11112331312111112111133133313331333133112111113331323133313223223   <<    C111123313121111121111331333133313331331121111133313231333132232233   >>      C111123313121111121111331333133313331331121111133313231333132232232   >>