C111113331333132322331333133313331333133323223313311211111311112111   >>    C11111333133313232233133313331333133313332322331331121111131111211   <<    C111113331333132322331333133313331333133323223313311211111311112113   >>      C111113331333132322331333133313331333133323223313311211111311112112   >>