C111123313121111121111331333133313331323231333133313113313232332231   >>    C11112331312111112111133133313331333132323133313331311331323233223   <<    C111123313121111121111331333133313331323231333133313113313232332233   >>      C111123313121111121111331333133313331323231333133313113313232332232   >>