B33113313132313113313223313331323132313233313331311321323221121
>>
B3311331313231311331322331333132313231323331333131132132322112
<<
B33113313132313113313223313331323132313233313331311321323221123
>>
B33113313132313113313223313331323132313233313331311321323221122
>>