C1111233131211111211113313331333133313311211111133133313331333133313233212111   >>    C111123313121111121111331333133313331331121111113313331333133313331323321211   <<    C1111233131211111211113313331333133313311211111133133313331333133313233212113   >>      C1111233131211111211113313331333133313311211111133133313331333133313233212112   >>