B3311331313231311331322331333132333131323132333133313331323133313233111
>>
B331133131323131133132233133313233313132313233313331333132313331323311
<<
B3311331313231311331322331333132333131323132333133313331323133313233113
>>
B3311331313231311331322331333132333131323132333133313331323133313233112
>>