B3311331313231311331322331333132333133313231332113313331333132321123231313331
>>
B331133131323131133132233133313233313331323133211331333133313232112323131333
<<
B3311331313231311331322331333132333133313231332113313331333132321123231313333
>>
B3311331313231311331322331333132333133313231332113313331333132321123231313332
>>