C111112111133131121133133313331333133313331312111133132322331323223311   >>    C11111211113313112113313331333133313331333131211113313232233132322331   <<    C111112111133131121133133313331333133313331312111133132322331323223313   >>      C111112111133131121133133313331333133313331312111133132322331323223312   >>