B33113313132313113313223313331323132311211331311331323223313232233312111
>>
B3311331313231311331322331333132313231121133131133132322331323223331211
<<
B33113313132313113313223313331323132311211331311331323223313232233312113
>>
B33113313132313113313223313331323132311211331311331323223313232233312112
>>