We do. Merlin allows you to export your file. Click this link in Merlin:
Then download the file to your device or email/text it to yourself and download it to a device for upload into iNat. Or you can process the audio file using an app, such as free Audacity. Ebird offers editing tips, and so do inat users: https://forum.inaturalist.org/t/great-resource-for-us-beginners-at-audio-recordings/32590