C111113331333132322331333133313331333133323223313311211111113221211   >>    C11111333133313232233133313331333133313332322331331121111111322121   <<    C111113331333132322331333133313331333133323223313311211111113221213   >>      C111113331333132322331333133313331333133323223313311211111113221212   >>