How many bells is one NMT?

Excuse me, could you please clarify what you mean by "NMT" and "bells" in this context? Are you referring to a specific cryptocurrency exchange rate or a conversion between two units of a game or application? Without more context, it's difficult to give a definitive answer to your question. Could you please elaborate on the specific scenario or context in which you're asking about the conversion between "NMT" and "bells"?