B33113313132313113313223313331323331313231323331333133313231311331323133112121
>>
B3311331313231311331322331333132333131323132333133313331323131133132313311212
<<
B33113313132313113313223313331323331313231323331333133313231311331323133112123
>>
B33113313132313113313223313331323331313231323331333133313231311331323133112122
>>