C1111133313331323223313331333133313113313223313331311331312311311   >>    C111113331333132322331333133313331311331322331333131133131231131   <<    C1111133313331323223313331333133313113313223313331311331312311313   >>      C1111133313331323223313331333133313113313223313331311331312311312   >>