C1111133313331323223313331333133313331333131333133313331333132213111   >>    C111113331333132322331333133313331333133313133313331333133313221311   <<    C1111133313331323223313331333133313331333131333133313331333132213113   >>      C1111133313331323223313331333133313331333131333133313331333132213112   >>