You're telling me you can't come up with a variation that still includes the exact match keywords?
Just give it a little time and thought and you'll be able to come up with a domain variation that includes the exact match keywords..
You'll be able to rank both just fine. They will both need effort. EMD does not hold the same weight as it used to, but it still holds some weight.
Users generally favor .com tlds. .Orgs are usually looked upon as organization type websites.
At the end of the day, it'll become personal preference.