B3311331313231311331322331333132333131323132333133313331323131133132313311221
>>
B331133131323131133132233133313233313132313233313331333132313113313231331122
<<
B3311331313231311331322331333132333131323132333133313331323131133132313311223
>>
B3311331313231311331322331333132333131323132333133313331323131133132313311222
>>