C3132121111331312113313331333133313331333133313331333133313331322112111221   >>    C313212111133131211331333133313331333133313331333133313331333132211211122   <<    C3132121111331312113313331333133313331333133313331333133313331322112111223   >>      C3132121111331312113313331333133313331333133313331333133313331322112111222   >>