B33113313132313113313223313331323131133131313331323132313331323132313232231221
>>
B3311331313231311331322331333132313113313131333132313231333132313231323223122
<<
B33113313132313113313223313331323131133131313331323132313331323132313232231223
>>
B33113313132313113313223313331323131133131313331323132313331323132313232231222
>>