B33113313132313113313223313331323132313233313331311331323223322221
>>
B3311331313231311331322331333132313231323331333131133132322332222
<<
B33113313132313113313223313331323132313233313331311331323223322223
>>
B33113313132313113313223313331323132313233313331311331323223322222
>>