C111123313121111121111331333133313113313232123313331323213123231   >>    C11112331312111112111133133313331311331323212331333132321312323   <<    C111123313121111121111331333133313113313232123313331323213123233   >>      C111123313121111121111331333133313113313232123313331323213123232   >>