B3311331313231311331322331333132333133313231332113313331333133321123122311
>>
B331133131323131133132233133313233313331323133211331333133313332112312231
<<
B3311331313231311331322331333132333133313231332113313331333133321123122313
>>
B3311331313231311331322331333132333133313231332113313331333133321123122312
>>