B3311331313231311331322331333131133131323131323133313231333132313231331122321
>>
B331133131323131133132233133313113313132313132313331323133313231323133112232
<<
B3311331313231311331322331333131133131323131323133313231333132313231331122323
>>
B3311331313231311331322331333131133131323131323133313231333132313231331122322
>>