cant start opmn, libclntsh not found

which package contains this library ? i have installed the required compat rpms.

[applmgr@OEL6EBS12 ebs]$ ls -l ./db/tech_st/11.1.0/lib32/libclntsh.so.11.1
ls: cannot access ./db/tech_st/11.1.0/lib32/libclntsh.so.11.1: No such file or directory

[applmgr@OEL6EBS12 ebs]$ ls -ltr /home/oracle/ebs/apps/tech_st/10.1.2/lib/libclntsh.so.10.1
ls: cannot access /home/oracle/ebs/apps/tech_st/10.1.2/lib/libclntsh.so.10.1: No such file or directory
[applmgr@OEL6EBS12 ebs]$

root@OEL6EBS12 ~]# rpm -qa | grep compat
libreport-compat-2.0.9-15.0.1.el6.x86_64
nss_compat_ossl-0.9.6-1.el6.x86_64
xz-lzma-compat-4.999.9-0.3.beta.20091007git.el6.x86_64
compat-libstdc++-296-2.96-144.el6.i686