JAVA J2EE 4 U

 /usr/local/bin/patronictl -d etcd://127.0.0.1:2379 list "$PG_CLSTR" | \

awk -v member="$replica_member_name" '

BEGIN { FS="|"; tl_col=0 }

NR==1 { for(i=1;i<=NF;i++) if($i ~ /TL/) tl_col=i }

$0 ~ member && tl_col > 0 { gsub(/^ +| +$/, "", $(tl_col)); print $(tl_col) }

'