BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN TZ:+00 BEGIN:VEVENT DTSTART:20230207T000000Z DTEND:20230207T000000Z SUMMARY:The Chemistry Communicators Challenge 2023: Standard registration deadline due before 7th February 2023 LOCATION:The 番茄社区 of Chemistry,London,United Kingdom END:VEVENT END:VCALENDAR