Command don't work

I trying run the command and never work, i dont understand why.

I have this route

/ip route add dst-address=4.4.4.4 gateway=177.89.160.1 comment=FailOver

I trying remove the route with this command

/ip route remove [find where dst-address=4.2.2.2]

and don’t remove
screenshot_20180720_131923.png

Use The Gateway It Will Work