C3132121111331312113313331333133313331333132313331333133313331333132322322211   >>    C313212111133131211331333133313331333133313231333133313331333133313232232221   <<    C3132121111331312113313331333133313331333132313331333133313331333132322322213   >>      C3132121111331312113313331333133313331333132313331333133313331333132322322212   >>