B3311331313231311331322331333132313233313233231333133313331323311331211
>>
B331133131323131133132233133313231323331323323133313331333132331133121
<<
B3311331313231311331322331333132313233313233231333133313331323311331213
>>
B3311331313231311331322331333132313233313233231333133313331323311331212
>>