has role metabolite antifungal agent oxaspiro compound spirostanyl glycoside organic heterohexacyclic compound trisaccharide derivative Ys-IV (3beta,5beta,25R)-spirostan-3-yl beta-D-glucopyranosyl-(1->2)-[beta-D-glucopyranosyl-(1->3)]-beta-D-galactopyranoside 902.488 903.05830 A spirostanyl glycoside that is smilagenin attached to a O-beta-D-glucopyranosyl-(1->2)-[beta-D-glucopyranosyl-(1->3)]-beta-D-galactopyranosyl residue at position 3 via a glycosidic linkage. Isolated from Yucca gloriosa and Yucca guatemalensis, it exhibits antifungal activity. C45H74O18 CHEBI:66498 Chemspider:10235500 DKEFDSJGKPNAQN-DHNDSWACSA-N InChI=1S/C45H74O18/c1-19-7-12-45(56-18-19)20(2)30-26(63-45)14-25-23-6-5-21-13-22(8-10-43(21,3)24(23)9-11-44(25,30)4)57-42-39(62-41-37(55)35(53)32(50)28(16-47)59-41)38(33(51)29(17-48)60-42)61-40-36(54)34(52)31(49)27(15-46)58-40/h19-42,46-55H,5-18H2,1-4H3/t19-,20+,21-,22+,23-,24+,25+,26+,27-,28-,29-,30+,31-,32-,33+,34+,35+,36-,37-,38+,39-,40+,41+,42-,43+,44+,45-/m1/s1 PMID:17675194 Reaxys:6997619 [H][C@]12CC[C@]3([H])[C@]([H])(CC[C@@]4(C)[C@@]3([H])C[C@]3([H])O[C@]5(CC[C@@H](C)CO5)[C@@H](C)[C@]43[H])[C@@]1(C)CC[C@@H](C2)O[C@]1([H])O[C@H](CO)[C@H](O)[C@H](O[C@]2([H])O[C@H](CO)[C@@H](O)[C@H](O)[C@H]2O)[C@H]1O[C@]1([H])O[C@H](CO)[C@@H](O)[C@H](O)[C@H]1O chebi_ontology smilagenin 3-O-beta-D-glucopyranosyl-(1->2)-[beta-D-glucopyranosyl-(1->3)]-beta-D-galactopyranoside