B33113313132313113313223313331323132313233313331311331323223313133221211
>>
B3311331313231311331322331333132313231323331333131133132322331313322121
<<
B33113313132313113313223313331323132313233313331311331323223313133221213
>>
B33113313132313113313223313331323132313233313331311331323223313133221212
>>