B3311331313231311331322331333132313331322331323133313331323131333133313211221
>>
B331133131323131133132233133313231333132233132313331333132313133313331321122
<<
B3311331313231311331322331333132313331322331323133313331323131333133313211223
>>
B3311331313231311331322331333132313331322331323133313331323131333133313211222
>>