B33113313132313113313223313331323133313223313231333133313233313222111121
>>
B3311331313231311331322331333132313331322331323133313331323331322211112
<<
B33113313132313113313223313331323133313223313231333133313233313222111123
>>
B33113313132313113313223313331323133313223313231333133313233313222111122
>>