B3311331313231311331322331333132313331322331323133313331323131111122311   >>    B331133131323131133132233133313231333132233132313331333132313111112231   <<    B3311331313231311331322331333132313331322331323133313331323131111122313   >>      B3311331313231311331322331333132313331322331323133313331323131111122312   >>