B3311331313231311331322331333132333132332113313331333133313231333132312112331
>>
B331133131323131133132233133313233313233211331333133313331323133313231211233
<<
B3311331313231311331322331333132333132332113313331333133313231333132312112333
>>
B3311331313231311331322331333132333132332113313331333133313231333132312112332
>>