B3311331313231311331322331333132333133313231332113313331333133313331322221231
>>
B331133131323131133132233133313233313331323133211331333133313331333132222123
<<
B3311331313231311331322331333132333133313231332113313331333133313331322221233
>>
B3311331313231311331322331333132333133313231332113313331333133313331322221232
>>