B3311331313231311331322331333132333133313222333131133132313231323132322112111
>>
B331133131323131133132233133313233313331322233313113313231323132313232211211
<<
B3311331313231311331322331333132333133313222333131133132313231323132322112113
>>
B3311331313231311331322331333132333133313222333131133132313231323132322112112
>>