B33113313132313113313223313331323132333132333131323331333132313311232233221
>>
B3311331313231311331322331333132313233313233313132333133313231331123223322
<<
B33113313132313113313223313331323132333132333131323331333132313311232233223
>>
B33113313132313113313223313331323132333132333131323331333132313311232233222
>>