((('Melursus ursinus_node1083616_ott297463',(((node1083620_ott350099,'Ursus maritimus_node1083621_ott10732')'_node1083619 ','Ursus spelaeus_node1083622_ott89827')'_node1083618 ',((node1083625_ott300426,node1083626_ott391593)'_node1083624 ','Helarctos malayanus_node1083627_ott679701')'_node1083623 ')'_node1083617 ')'_node1083615 ','Tremarctos ornatus_node1083630_ott679667')'_node1083614 ',node1083631_ott319802)'_node1083613 ';