Find all files in the current working directory and print their path relative to the current directory, then print the first, second, and third directory of each path in parentheses separated by a pipe character.
find $(pwd) -type f -printf "%P\\n" | awk -F/ '$1 > 0 && NF >= 3 {ORS="|";print "(" $1 "|" $2 "|" $3 ")"} END {print "\n"}'