B33113313132313113313223313331323133313221211331333133313231312111133131312111
>>
B3311331313231311331322331333132313331322121133133313331323131211113313131211
<<
B33113313132313113313223313331323133313221211331333133313231312111133131312113
>>
B33113313132313113313223313331323133313221211331333133313231312111133131312112
>>