C1111133313331323223313331333133313331333131333133313331333133313221211311   >>    C111113331333132322331333133313331333133313133313331333133313331322121131   <<    C1111133313331323223313331333133313331333131333133313331333133313221211313   >>      C1111133313331323223313331333133313331333131333133313331333133313221211312   >>