C3132121111331312113313331333133313331333132313331333133313331333132221211331   >>    C313212111133131211331333133313331333133313231333133313331333133313222121133   <<    C3132121111331312113313331333133313331333132313331333133313331333132221211333   >>      C3132121111331312113313331333133313331333132313331333133313331333132221211332   >>