In Datamaker 4.9.18 version, FORMATENCRYPT1 is not available as in the below screenshot.
After installing 220.127.116.11 need to refresh the masking functions for z/OS.
Release : 4.9.18
Component : CA Test Data Manager-->Datamaker
After installing 18.104.22.168, need to refresh the masking functions for z/OS and that should show the FORMATENCRYPT1. Follow the below steps: