I’m trying to run a set of tests using jest

I’ve tried :
-t=TC_66221_Test1|TC_67748_Test2
and
-t=^TC_66221_Test1$|^TC_67748_Test2$

But neither works. Any idea as to how to run multiple tests within jest -t flag?

-t=TC_66221_Test1 works by itself as does -t=TC_67748_Test2