B33113313132313113313223313331323132313331333133112111133133322121311
>>
B3311331313231311331322331333132313231333133313311211113313332212131
<<
B33113313132313113313223313331323132313331333133112111133133322121313
>>
B33113313132313113313223313331323132313331333133112111133133322121312
>>