B3311331313231311331322331333131133132323131133132313331323132313231323131221
>>
B331133131323131133132233133313113313232313113313231333132313231323132313122
<<
B3311331313231311331322331333131133132323131133132313331323132313231323131223
>>
B3311331313231311331322331333131133132323131133132313331323132313231323131222
>>