B3311331313231311331322331333132333133313131333133313231323132313331311113331
>>
B331133131323131133132233133313233313331313133313331323132313231333131111333
<<
B3311331313231311331322331333132333133313131333133313231323132313331311113333
>>
B3311331313231311331322331333132333133313131333133313231323132313331311113332
>>