C111123313121111121111331333133313331333133313331333133313231312323211   >>    C11112331312111112111133133313331333133313331333133313331323131232321   <<    C111123313121111121111331333133313331333133313331333133313231312323213   >>      C111123313121111121111331333133313331333133313331333133313231312323212   >>