B33113313132313113313223313331323132313233313331311211331323131133132313221221
>>
B3311331313231311331322331333132313231323331333131121133132313113313231322122
<<
B33113313132313113313223313331323132313233313331311211331323131133132313221223
>>
B33113313132313113313223313331323132313233313331311211331323131133132313221222
>>