B3311331313231311331322331333132313331322331323133313331313132313331311332321
>>
B331133131323131133132233133313231333132233132313331333131313231333131133232
<<
B3311331313231311331322331333132313331322331323133313331313132313331311332323
>>
B3311331313231311331322331333132313331322331323133313331313132313331311332322
>>