B3311331313231311331322331333132313233313231333131333133313231323221231221
>>
B331133131323131133132233133313231323331323133313133313331323132322123122
<<
B3311331313231311331322331333132313233313231333131333133313231323221231223
>>
B3311331313231311331322331333132313233313231333131333133313231323221231222
>>