30-Second Audio Noise Cleanup

I’m working with a short, 30-second MP3 that contains a crucial 10-second voice message. Unfortunately, a radio is playing throughout the clip and masks much of the dialogue. My top priority is the clarity of that voice message; anything that interferes with it should be stripped out or pulled down to the lowest possible level.

Here’s what I need from you:

• Remove or dramatically reduce the radio so the speaker is intelligible.
• Apply any additional enhancement—EQ, de-hiss, spectral repair, dialogue isolate, etc.—that will maximise intelligibility without introducing audible artifacts.
• Return the cleaned file in the same MP3 format, and optionally a lossless WAV if it helps preserve quality.

Feel free to bring out the big guns (iZotope RX, Adobe Audition, Waves plugins, or your preferred tools). I’m open to your professional judgement on what combination of processes will yield the best result under these circumstances. A quick word on what you did and any unavoidable limitations will help me understand the final outcome.