C1111233131211111211113313331333133313331333133313331333133313113311331121131   >>    C111123313121111121111331333133313331333133313331333133313331311331133112113   <<    C1111233131211111211113313331333133313331333133313331333133313113311331121133   >>      C1111233131211111211113313331333133313331333133313331333133313113311331121132   >>