C3132121111331312113313331333133313331333132313331333133313331323221121111   >>    C313212111133131211331333133313331333133313231333133313331333132322112111   <<    C3132121111331312113313331333133313331333132313331333133313331323221121113   >>      C3132121111331312113313331333133313331333132313331333133313331323221121112   >>