C3132121111331312113313331333133313331333132313331333133313331323321211211   >>    C313212111133131211331333133313331333133313231333133313331333132332121121   <<    C3132121111331312113313331333133313331333132313331333133313331323321211213   >>      C3132121111331312113313331333133313331333132313331333133313331323321211212   >>