From ethyl acetate fraction, 3 compounds were isolated, the structure of one compound was determined as kaempferol-3-O-rutinoside.
Từ cao ethyl acetat đã phân lập 3 hợp chất là SC1 (20 mg), SC5 (52 mg), SC6 (25 mg), đã xác định cấu trúc SC5 là kaempferol-3-O-rutinosid.