B33113313132313113313223313331323331313231323331333133313231311331322121
>>
B3311331313231311331322331333132333131323132333133313331323131133132212
<<
B33113313132313113313223313331323331313231323331333133313231311331322123
>>
B33113313132313113313223313331323331313231323331333133313231311331322122
>>