B33113313132313113313223313331323132313233313331312111133133313132221221
>>
B3311331313231311331322331333132313231323331333131211113313331313222122
<<
B33113313132313113313223313331323132313233313331312111133133313132221223
>>
B33113313132313113313223313331323132313233313331312111133133313132221222
>>