C31321211111333132331211113313331333133313331333133313311211111222331   >>    C3132121111133313233121111331333133313331333133313331331121111122233   <<    C31321211111333132331211113313331333133313331333133313311211111222333   >>      C31321211111333132331211113313331333133313331333133313311211111222332   >>