B3311331313231311331322331333132333131323132313231333133313232212111112231
>>
B331133131323131133132233133313233313132313231323133313331323221211111223
<<
B3311331313231311331322331333132333131323132313231333133313232212111112233
>>
B3311331313231311331322331333132333131323132313231333133313232212111112232
>>