B33113313132313113313223313331323133313223313231333133313113313331312322331221
>>
B3311331313231311331322331333132313331322331323133313331311331333131232233122
<<
B33113313132313113313223313331323133313223313231333133313113313331312322331223
>>
B33113313132313113313223313331323133313223313231333133313113313331312322331222
>>