B3311331313231311331322331333132313331322331323133313331323221313332211
>>
B331133131323131133132233133313231333132233132313331333132322131333221
<<
B3311331313231311331322331333132313331322331323133313331323221313332213
>>
B3311331313231311331322331333132313331322331323133313331323221313332212
>>