C1111133313331323223313331333133313311211111211331333131211111333212321111131   >>    C111113331333132322331333133313331331121111121133133313121111133321232111113   <<    C1111133313331323223313331333133313311211111211331333131211111333212321111133   >>      C1111133313331323223313331333133313311211111211331333131211111333212321111132   >>