B3311331313231311331322331333132313233313233313113313132313331323222121
>>
B331133131323131133132233133313231323331323331311331313231333132322212
<<
B3311331313231311331322331333132313233313233313113313132313331323222123
>>
B3311331313231311331322331333132313233313233313113313132313331323222122
>>