Objects causing latch contention - oracle database script

col OBJECT_NAME
FOR a30 col OWNER
FOR a12 WITH bh_lc AS (
SELECT lc.addr,
       lc.child#, lc.gets,
                  lc.misses,
                  lc.immediate_gets,
                  lc.immediate_misses,
                  lc.spin_gets,
                  lc.sleeps,
                  bh.hladdr,
                  bh.tch tch,
                  bh.file#, bh.dbablk,
                            bh.class,
                            bh.state,
                            bh.obj
FROM v$session_wait sw,
     v$latchname ld,
     v$latch_children lc,
     x$bh bh
WHERE lc.addr =sw.p1raw
  AND sw.p2= ld.latch#  and ld.name='cache buffers chains'  and lower(sw.event) like '%latch%'  and bh.hladdr=lc.addr  )  select bh_lc.hladdr, bh_lc.tch, o.owner, o.object_name, o.object_type,  bh_lc.child#,  bh_lc.gets, bh_lc.misses, bh_lc.immediate_gets,  bh_lc.immediate_misses, spin_gets, sleeps  from  bh_lc, dba_objects o  where bh_lc.obj = o.data_object_id(+)  order by 1,2 desc;