貝母辛/貝母新堿/貝母素/(2'R,3S,3'R,3a'S,4aS,6aR,6bS,6'S,7a'R,11aS,11bR)-3-羥基-3',6',10,11b-四甲基-1,2, 3,3a',4,4a,4',5',6,6a,6',7,7',7a',8,11,11a,11b-十八氫-3'H-螺[苯并[a]芴-9,2'-呋喃并[3,2-b]吡啶] -5(6bH)-酮

hecogenin (1), diosgenin (2), ruscogenin (3), gitogenin (4), tigogenin (5), solasodine (6), (24S,25S)-3β, 24-di-hydroxy-5α-spirostan (7), dracaenol C (8), 25(27)-dehydroruscogenin (9), (1β, 3β, 14α, 15α, 20R, 22S, 25R)-spirost-5-ene-tetrol (10), peimine (11), peiminine (12), peimisine (13), isoverticine (14), trillin (15), polyphyllin VI (16), polyphyllin VII (17), pallidifloside D (18), prosapogenin A (19), spongipregnoloside A (20), dioscin(21), solasonine (22), solamargine (23), gracillin (24), polyphyllin I(25), timosaponin BII (26), timosaponinA-III(27), ophiopogonin D (28), protobioside (29), (22S,25S)-26-O-β-d-glucopyranosyl-22,25-epoxyfurost-5-en-3β,26-diol-3-O-α-l-rha-mnopyranosyl(1 → 2)-β-d-gluc (30), pallidifloside E (31), parispseudoside (32), methylprotodioscin (33), protodioscin (34), pseudoprotodioscin (35), YS-IX (36), pallidifloside A (37), pallidifloside H (38), digoxin (39), bisdigoxigenin (40), 7β, 14α, 21-tri-hydroxy-diosgenin (41), 12β,14α,21-tri-hydroxy-diosgenin (42), and 11β,14α-di-hydroxyldiosgenin (43) were purchase from Sichuan weikeqi biotechnology company (Sichuan province, China). Pooled human liver microsomes (HLMs, 20 mg/mL) and pooled human primary hepatocytes were purchased from Rild Research Institute for LiverDiseases (Shanghai, China).

Twelve steroidal alkaloid standards including (1) cevanine-C20-OH type: peimine, peiminine, isopeimine, sipeimine, edpetiline; (2) cevanine-C20-NO-OH type: zhebeirine, hupehenine, delavinone, yibeinoside A; (3) jervine type: peimisine, yibeissine; (4) secosolanidine type: hapepunine, were purchased from Shanghai Standard Technology Co. Ltd., Chengdu Must Biological Technology Co. Ltd. and Weikeqi Biological Technology Co. Ltd. (purity ≥ 98%).