B33113313132313113313223313331323131333131133131133132322331322132313111
>>
B3311331313231311331322331333132313133313113313113313232233132213231311
<<
B33113313132313113313223313331323131333131133131133132322331322132313113
>>
B33113313132313113313223313331323131333131133131133132322331322132313112
>>