B3311331313231311331322331333132313331323131323223313133313133313231323221221
>>
B331133131323131133132233133313231333132313132322331313331313331323132322122
<<
B3311331313231311331322331333132313331323131323223313133313133313231323221223
>>
B3311331313231311331322331333132313331323131323223313133313133313231323221222
>>