BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN TZ:+00 BEGIN:VEVENT DTSTART:20070715T000000Z DTEND:20070720T000000Z SUMMARY:21st International Congress for Heterocyclic 91AV starts on the 15th July 2007 LOCATION:The University of New South Wales,Sydney,Australia END:VEVENT END:VCALENDAR