C11111333133313232233133313331333132313331323321313331311331333132223132331   >>    C1111133313331323223313331333133313231333132332131333131133133313222313233   <<    C11111333133313232233133313331333132313331323321313331311331333132223132333   >>      C11111333133313232233133313331333132313331323321313331311331333132223132332   >>