C1111133313331323223313331333133313331333131133133313331331121111113121211   >>    C111113331333132322331333133313331333133313113313331333133112111111312121   <<    C1111133313331323223313331333133313331333131133133313331331121111113121213   >>      C1111133313331323223313331333133313331333131133133313331331121111113121212   >>