B33113313132313113313223313331311331323231311331323132313331121131
>>
B3311331313231311331322331333131133132323131133132313231333112113
<<
B33113313132313113313223313331311331323231311331323132313331121133
>>
B33113313132313113313223313331311331323231311331323132313331121132
>>