C11111333133313232233133313331333132313331323321313331333131333131223131   >>    C1111133313331323223313331333133313231333132332131333133313133313122313   <<    C11111333133313232233133313331333132313331323321313331333131333131223133   >>      C11111333133313232233133313331333132313331323321313331333131333131223132   >>