B3311331313231311331322331333132333133313231332113313331333131133113121
>>
B331133131323131133132233133313233313331323133211331333133313113311312
<<
B3311331313231311331322331333132333133313231332113313331333131133113123
>>
B3311331313231311331322331333132333133313231332113313331333131133113122
>>