B3311331313231311331322331333132313331323131323223313133313331323132231231
>>
B331133131323131133132233133313231333132313132322331313331333132313223123
<<
B3311331313231311331322331333132313331323131323223313133313331323132231233
>>
B3311331313231311331322331333132313331323131323223313133313331323132231232
>>