Cleanup After Applying 8.1.5.0.2 Patch

I noticed a bunch of files the bin directory that were renamed after applying the patch. In the interest of space, can I delete these, once everything seems stable. It is not a production box, anyway.

Examples

eployejb.pre-81501
dropjava.pre-81501
ejbdescriptor.pre-81501
gatekeeper.pre-81501
genksms.pre-81502
gensyslib.pre-81501
idl2ir.pre-81501
idl2java.pre-81501
irep.pre-81501
java2idl.pre-81501
java2iiop.pre-81501
java2rmi_iiop.pre-81501
loadjava.pre-81501
lsnrctl.pre-81502
modifyprops.pre-81501
netasst.pre-81501
netca.pre-81501
netec.pre-81501
oadj.pre-81501
oadutil.pre-81501
oracle.pre-81502
publish.pre-81501
relink.pre-81501
remove.pre-81501
sqlplus.pre-81501
tkprof.pre-81502
tnslsnr.pre-81502
vbdebug.pre-81501
vbjc.pre-81501 Received on Thu Mar 23 2000 - 00:00:00 CST