B33113313132313113313223313331323331333132313321133133313331333221231
>>
B3311331313231311331322331333132333133313231332113313331333133322123
<<
B33113313132313113313223313331323331333132313321133133313331333221233
>>
B33113313132313113313223313331323331333132313321133133313331333221232
>>