B33113313132313113313223313331323132313233313331311331323223313113112121
>>
B3311331313231311331322331333132313231323331333131133132322331311311212
<<
B33113313132313113313223313331323132313233313331311331323223313113112123
>>
B33113313132313113313223313331323132313233313331311331323223313113112122
>>