B3311331313231311331322331333132333133313231332113313331333132313112133331
>>
B331133131323131133132233133313233313331323133211331333133313231311213333
<<
B3311331313231311331322331333132333133313231332113313331333132313112133333
>>
B3311331313231311331322331333132333133313231332113313331333132313112133332
>>