B3311331313231311331322331333132333133313223312111133132311211331   >>    B331133131323131133132233133313233313331322331211113313231121133   <<    B3311331313231311331322331333132333133313223312111133132311211333   >>      B3311331313231311331322331333132333133313223312111133132311211332   >>