„The Iranian and G5+1 experts will discuss issues related to their differences in the negotiation within next one or two weeks,“ Zarif, also Iran‘s top negotiator in talks with the world power, told Iranian reporters in Vienna on Thursday.

He underlined that very serious negotiations between Iran and G5+1 are still remaining.

The Iranian foreign minister, meantime, noted that he will hold talks with his American counterpart John Kerry and EU foreign policy chief Catherine Ashton in less than a month.