There are many different ways to achieve what you desire, some better than others. Have you tried this simple trick?

my $return = $ssh->exec( 'ls; configure; exit' );
[download]

L-LL-L--L-LL-L--L-LL-L--
-R--R-RR-R--R-RR-R--R-RR
B--B--B--B--B--B--B--B--
H---H---H---H---H---H---
(the triplet paradiddle with high-hat)