B3311331313231311331322331333132313233313233313132333133313231331123122331
>>
B331133131323131133132233133313231323331323331313233313331323133112312233
<<
B3311331313231311331322331333132313233313233313132333133313231331123122333
>>
B3311331313231311331322331333132313233313233313132333133313231331123122332
>>