B3311331313231311331322331333132333133313231332113313331333133313113213123231
>>
B331133131323131133132233133313233313331323133211331333133313331311321312323
<<
B3311331313231311331322331333132333133313231332113313331333133313113213123233
>>
B3311331313231311331322331333132333133313231332113313331333133313113213123232
>>