B3311331313231311331322331333131133132333132333133313223313231323131122323321
>>
B331133131323131133132233133313113313233313233313331322331323132313112232332
<<
B3311331313231311331322331333131133132333132333133313223313231323131122323323
>>
B3311331313231311331322331333131133132333132333133313223313231323131122323322
>>