B33113313132313113313223313331323132313331333133112111112323133313331322121
>>
B3311331313231311331322331333132313231333133313311211111232313331333132212
<<
B33113313132313113313223313331323132313331333133112111112323133313331322123
>>
B33113313132313113313223313331323132313331333133112111112323133313331322122
>>