C3132121111331312113313331333133313331333112331333132112323221311211   >>    C313212111133131211331333133313331333133311233133313211232322131121   <<    C3132121111331312113313331333133313331333112331333132112323221311213   >>      C3132121111331312113313331333133313331333112331333132112323221311212   >>