B33113313132313113313223313331323132313331333133112111113331323133112313112121
>>
B3311331313231311331322331333132313231333133313311211111333132313311231311212
<<
B33113313132313113313223313331323132313331333133112111113331323133112313112123
>>
B33113313132313113313223313331323132313331333133112111113331323133112313112122
>>