B3311331313231311331322331333132313331323331312111133132313331211111121123311
>>
B331133131323131133132233133313231333132333131211113313231333121111112112331
<<
B3311331313231311331322331333132313331323331312111133132313331211111121123313
>>
B3311331313231311331322331333132313331323331312111133132313331211111121123312
>>