B33113313132313113313223313331323132333132332133313331323133313113233231
>>
B3311331313231311331322331333132313233313233213331333132313331311323323
<<
B33113313132313113313223313331323132333132332133313331323133313113233233
>>
B33113313132313113313223313331323132333132332133313331323133313113233232
>>