B3311331313231311331322331333132313233313231333131133133313112211232311211331
>>
B331133131323131133132233133313231323331323133313113313331311221123231121133
<<
B3311331313231311331322331333132313233313231333131133133313112211232311211333
>>
B3311331313231311331322331333132313233313231333131133133313112211232311211332
>>