C3132121111331312113313331333133313331311211331333112331323132233133313223111   >>    C313212111133131211331333133313331333131121133133311233132313223313331322311   <<    C3132121111331312113313331333133313331311211331333112331323132233133313223113   >>      C3132121111331312113313331333133313331311211331333112331323132233133313223112   >>