B3311331313231311331322331333132313233313233313132333133313231323112331121
>>
B331133131323131133132233133313231323331323331313233313331323132311233112
<<
B3311331313231311331322331333132313233313233313132333133313231323112331123
>>
B3311331313231311331322331333132313233313233313132333133313231323112331122
>>