Queue details.QUEUE(MQSI.3PL846) ----> REMOTE)RNAME(MQSI.3PL846)
Queue details.QUEUE(MQSI.3PL944) ----> REMOTE)RNAME(MQSI.3PL944)

##</code><code>##

 my $data = '
Timed out (reason: in while loop)
::expect_out(0,string) = >
::expect_out(1,string) = RF use CSWT#RF###
dis qremote(MQSI.3PL846) RNAME1 : dis qremote(MQSI.3PL846) RNAME
AMQ8409: Display Queue details.QUEUE(MQSI.3PL846)TYPE(QREMOTE)RNAME(MQSI.3PL846)
No commands have a syntax error.
AMQ8409: Display Queue details.QUEUE(MQSI.3PL944)TYPE(QREMOTE)RNAME(MQSI.3PL944)
end2 : end
';

my $match = qr
   {(?mx)
       ^
       AMQ8409
       .+
       (QUEUE\([^)]+\))
       .+
       (RNAME\([^)]+\))
   };

for ( split /\n/, $data )
{ 
    print "$1 ----> $2\n" if /$match/  
}

##</code><code>##

QUEUE(MQSI.3PL846) ----> RNAME(MQSI.3PL846)
QUEUE(MQSI.3PL944) ----> RNAME(MQSI.3PL944)