B3311331313231311331322331333132333132311233131123313231333132322121121
>>
B331133131323131133132233133313233313231123313112331323133313232212112
<<
B3311331313231311331322331333132333132311233131123313231333132322121123
>>
B3311331313231311331322331333132333132311233131123313231333132322121122
>>