B3311331313231311331322331333132313331322331323133313331323321111331313112121
>>
B331133131323131133132233133313231333132233132313331333132332111133131311212
<<
B3311331313231311331322331333132313331322331323133313331323321111331313112123
>>
B3311331313231311331322331333132313331322331323133313331323321111331313112122
>>