... Sot. Leone. Chim. Fr. 905. Phytochemistry, Vol. 20, No. 5, pp. ... PHENYLBUTANOIDS FROM ZINGIBER CASSUMUNAR PITTAYA TUNTIWACHWUTTIKUL,* ORASA PANCHAROEN,* THAWORN JAIPETCH* and VICHAI REUTRAKUL~ *Department of Medical Science, Ministry of Public Health, Bangkok, Thailand; $ Department of Chemistry, Faculty of Science, Mahidol University, Rama VI Road, Bangkok 4. Thailand (Receioed 26 June 1980) ...