Find all files in the current directory (including subdirectories) whose name contains any number of characters, extract the first three digits from the name, and for each of those digits, echo the current date and time followed by the digits.
`find ./ -iname "*.*" | grep -oP '(\d{3})\w+' | xargs -I cmd echo $(date +"%Y-%m-%d %H:%M:%S") cmd`