C111123313121111121111331333133313331323231333133313121133132322211   >>    C11112331312111112111133133313331333132323133313331312113313232221   <<    C111123313121111121111331333133313331323231333133313121133132322213   >>      C111123313121111121111331333133313331323231333133313121133132322212   >>