B33113313132313113313223313331323133313223313231333133313231131211331313322121
>>
B3311331313231311331322331333132313331322331323133313331323113121133131332212
<<
B33113313132313113313223313331323133313223313231333133313231131211331313322123
>>
B33113313132313113313223313331323133313223313231333133313231131211331313322122
>>