CompensableActivity made with Designer activities

Question

I am working with WF 4.0 + C# This must perform database operations within my server also to access to stores procedures within two different servers. All transaction and verification tasks are done in the same moment and there is no waiting.
I making a workflow in the designer, Is there a link where I cant find a compensableActivity example make with designer activities where it explain like to configure (Body, CompesationHandler, ConfirmationHandler, CancellationHandler)(better if it have source code)?