B33113313132313113313223313331323132313233313331311331313112121
>>
B3311331313231311331322331333132313231323331333131133131311212
<<
B33113313132313113313223313331323132313233313331311331313112123
>>
B33113313132313113313223313331323132313233313331311331313112122
>>