“…A total of 10 iridoids were identified in this work, including compounds 2, 3, 8, 12, 23, 27, 38, 40, 48, and 66 (Özgen et al, 2009;Allen et al, 2015;Pi et al, 2016;He et al, 2018;Hsueh and Tsai, 2018;Jiang et al, 2019). The most iridoid glycosides were inclining to get aglycon ion due to eliminate glucose neutral group (162 Da).…”