C111112111133131121133133313331311331333131122112111133223313133311   >>    C11111211113313112113313331333131133133313112211211113322331313331   <<    C111112111133131121133133313331311331333131122112111133223313133313   >>      C111112111133131121133133313331311331333131122112111133223313133312   >>