C1111121111331311211331333133313331333133313121111331333133311233132233131   >>    C111112111133131121133133313331333133313331312111133133313331123313223313   <<    C1111121111331311211331333133313331333133313121111331333133311233132233133   >>      C1111121111331311211331333133313331333133313121111331333133311233132233132   >>