B33113313132313113313223313331323133313231313232233131333133313232332311311
>>
B3311331313231311331322331333132313331323131323223313133313331323233231131
<<
B33113313132313113313223313331323133313231313232233131333133313232332311313
>>
B33113313132313113313223313331323133313231313232233131333133313232332311312
>>