Let me fix that link for you:

nostr:note18jwd5pxf799yhukujwer8f3t5vt52jez7d3wkdwfnwzpl688qa8qtmq45n

For the next time: just take the "note1..." part, and add a "nostr:" before it. Like this: "nostr:note18jwd5pxf799yh...(rest of the string)"