B3311331313231311331322331333132333133313231332113313331333132211212311
>>
B331133131323131133132233133313233313331323133211331333133313221121231
<<
B3311331313231311331322331333132333133313231332113313331333132211212313
>>
B3311331313231311331322331333132333133313231332113313331333132211212312
>>