B3311331313231311331322331333132333133313231332113313331333133313311211111221
>>
B331133131323131133132233133313233313331323133211331333133313331331121111122
<<
B3311331313231311331322331333132333133313231332113313331333133313311211111223
>>
B3311331313231311331322331333132333133313231332113313331333133313311211111222
>>