C111112111133131121133133313331333133313331322121111331333133313331333113231131   >>    C11111211113313112113313331333133313331333132212111133133313331333133311323113   <<    C111112111133131121133133313331333133313331322121111331333133313331333113231133   >>      C111112111133131121133133313331333133313331322121111331333133313331333113231132   >>