B33113313132313113313223313331323133313233313121111331323133313332212111
>>
B3311331313231311331322331333132313331323331312111133132313331333221211
<<
B33113313132313113313223313331323133313233313121111331323133313332212113
>>
B33113313132313113313223313331323133313233313121111331323133313332212112
>>