B33113313132313113313223313331323132313233313331311133313233313221121131
>>
B3311331313231311331322331333132313231323331333131113331323331322112113
<<
B33113313132313113313223313331323132313233313331311133313233313221121133
>>
B33113313132313113313223313331323132313233313331311133313233313221121132
>>