BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN TZ:+00 BEGIN:VEVENT DTSTART:20090623T000000Z DTEND:20090626T000000Z SUMMARY:Tenth Tetrahedron Symposium - Challenges in Organic and Bioorganic Chemistry starts on the 23rd June 2009 LOCATION:Paris Marriott Rive Gauche Hotel,Paris,France END:VEVENT END:VCALENDAR