BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN TZ:+00 BEGIN:VEVENT DTSTART:20110902T000000Z DTEND:20110905T000000Z SUMMARY:6th International Symposium on Advancing the Chemical Sciences - Challenges in Organic Materials & Supramolecular 91AV starts on the 2nd September 2011 LOCATION:Peking University,Beijing,China END:VEVENT END:VCALENDAR