C111123313121111121111331333133313331333132232233131211111323123231   >>    C11112331312111112111133133313331333133313223223313121111132312323   <<    C111123313121111121111331333133313331333132232233131211111323123233   >>      C111123313121111121111331333133313331333132232233131211111323123232   >>