C111123313121111121111331333133313331333133313331333133313331333132311223211   >>    C11112331312111112111133133313331333133313331333133313331333133313231122321   <<    C111123313121111121111331333133313331333133313331333133313331333132311223213   >>      C111123313121111121111331333133313331333133313331333133313331333132311223212   >>