Azmenistan is irate, and walks away from the negotiating table.
Due to sanctions, Azmenistan has come to rely heavily on nuclear energy, and will be hard-pressed to replace it, even with the lifting of sanctions.
Your unwillingness to compromise has infuriated Azmenistan. While sanctions continue to cripple the economy, Azmenistan continues to pursue its weapons program.
Perhaps you can try again in the future. For now, however, negotiations have failed, and Azmenistan remains dangerous and impoverished.