B3311331313231311331322331333132313331322121133133313331333133313231121133211
>>
B331133131323131133132233133313231333132212113313331333133313331323112113321
<<
B3311331313231311331322331333132313331322121133133313331333133313231121133213
>>
B3311331313231311331322331333132313331322121133133313331333133313231121133212
>>