C1111133313331323223313331333133313331333131133133313331313213111   >>    C111113331333132322331333133313331333133313113313331333131321311   <<    C1111133313331323223313331333133313331333131133133313331313213113   >>      C1111133313331323223313331333133313331333131133133313331313213112   >>