B33113313132313113313223313331311331333132311331333133313231333132221
>>
B3311331313231311331322331333131133133313231133133313331323133313222
<<
B33113313132313113313223313331311331333132311331333133313231333132223
>>
B33113313132313113313223313331311331333132311331333133313231333132222
>>