C3132121111331312113313331333133313331333133313331333133313331322132313211   >>    C313212111133131211331333133313331333133313331333133313331333132213231321   <<    C3132121111331312113313331333133313331333133313331333133313331322132313213   >>      C3132121111331312113313331333133313331333133313331333133313331322132313212   >>