B3311331313231311331322331333132333133313231332113313331333132323321311
>>
B331133131323131133132233133313233313331323133211331333133313232332131
<<
B3311331313231311331322331333132333133313231332113313331333132323321313
>>
B3311331313231311331322331333132333133313231332113313331333132323321312
>>