B3311331313231311331322331333131133133313112333121111133313231322121
>>
B331133131323131133132233133313113313331311233312111113331323132212
<<
B3311331313231311331322331333131133133313112333121111133313231322123
>>
B3311331313231311331322331333131133133313112333121111133313231322122
>>