C111123313121111121111331333133313331311321333131133132313232331   >>    C11112331312111112111133133313331333131132133313113313231323233   <<    C111123313121111121111331333133313331311321333131133132313232333   >>      C111123313121111121111331333133313331311321333131133132313232332   >>