How do I exclude orders from syncing, if they have a SKU

Here is the rule:

1. Login to Connex.
2. Click rules > my rules on the left.
3. Click add.
4. Choose no template and click next.
5. As the action, choose do not import order.
6. In comparisons enter SKU, contains and enter the SKU.
7. Leave map to blank.
8. Click finish.