B3311331313231311331322331333132313231323331333131123313231323221232322121
>>
B331133131323131133132233133313231323132333133313112331323132322123232212
<<
B3311331313231311331322331333132313231323331333131123313231323221232322123
>>
B3311331313231311331322331333132313231323331333131123313231323221232322122
>>