C111123313121111121111331333133313331323231333133313331333131133133313332121221   >>    C11112331312111112111133133313331333132323133313331333133313113313331333212122   <<    C111123313121111121111331333133313331323231333133313331333131133133313332121223   >>      C111123313121111121111331333133313331323231333133313331333131133133313332121222   >>