B3311331313231311331322331333131133133313231112312111133132212231   >>    B331133131323131133132233133313113313331323111231211113313221223   <<    B3311331313231311331322331333131133133313231112312111133132212233   >>      B3311331313231311331322331333131133133313231112312111133132212232   >>