Question

how to extract information from a pdf using regex and send that information to an excel spreadsheet

Answer 1

You can use the following high level activities to achieve this:

1. user Read PDF Text activity and you will have the content as a string
2. Perform Regex operations to get the exact data from that string. 
3. Assign the values to specific Variables (Use assign activity)
4. Perform Excel activities, to write there the information from variables.