B3311331313231311331322331333132313331322121133133313331333133313113313331323131133133313331321122221
  >>
   B331133131323131133132233133313231333132212113313331333133313331311331333132313113313331333132112222
  <<
   B3311331313231311331322331333132313331322121133133313331333133313113313331323131133133313331321122223
  >>
 
 
 B3311331313231311331322331333132313331322121133133313331333133313113313331323131133133313331321122222
  >>