B3311331313231311331322331333132333133313231332113313331333133313131321111
>>
B331133131323131133132233133313233313331323133211331333133313331313132111
<<
B3311331313231311331322331333132333133313231332113313331333133313131321113
>>
B3311331313231311331322331333132333133313231332113313331333133313131321112
>>