Yibeinoside A

(3R,4aS,6aS,6bS,8aS,9R,9aS,12S,15aS,15bR,16aS,16bR) -9,12,16b-trimethyl-3- (((2R,3R,4S,5S,6R) -3,4,5-trihydroxy-6- (hydroxymethyl) tetrahydro-2H-pyran-2-yl) oxy) docosahydrobenzo[4,5]indeno[1,2-h]pyrido[1,2-b]isoquinolin-5 (1H) -one