C3132121111331312113313331333133313331333121111331333133313331323223331211331   >>    C313212111133131211331333133313331333133312111133133313331333132322333121133   <<    C3132121111331312113313331333133313331333121111331333133313331323223331211333   >>      C3132121111331312113313331333133313331333121111331333133313331323223331211332   >>