B3311331313231311331322331333132333133313231332113313331333133313132113122321
>>
B331133131323131133132233133313233313331323133211331333133313331313211312232
<<
B3311331313231311331322331333132333133313231332113313331333133313132113122323
>>
B3311331313231311331322331333132333133313231332113313331333133313132113122322
>>