B3311331311211331323131231232313231323223313232313331323331323131133132322111
>>
B331133131121133132313123123231323132322331323231333132333132313113313232211
<<
B3311331311211331323131231232313231323223313232313331323331323131133132322113
>>
B3311331311211331323131231232313231323223313232313331323331323131133132322112
>>