B3311331313231311331322331333132313331322331323133313331323221211113331222231   >>    B331133131323131133132233133313231333132233132313331333132322121111333122223   <<    B3311331313231311331322331333132313331322331323133313331323221211113331222233   >>      B3311331313231311331322331333132313331322331323133313331323221211113331222232   >>