“…As an important source of iridoids, Patrinia scabiosifolia Link, a perennial plant belonging to the Caprifoliaceae family, is distributed widely in East Asia including China, Japan, and North Korea [ 12 ]. The whole plants of P. scabiosifolia have been used as traditional Chinese medicine to treat appendicitis, diarrhea, and postpartum abdominal pain [ 13 ]. Previous phytochemical investigations on P. scabiosifolia led to the isolation of triterpenoids [ 14 , 15 , 16 , 17 , 18 , 19 , 20 , 21 , 22 ], iridoids [ 21 , 22 , 23 , 24 , 25 ], flavonoids [ 21 ], and lignans [ 26 ].…”