Showing structure for (1's,2r,2's,4's,5r,7's,8'r,9's,12's,13's,14's,15'r,16's,17's,18'r)-5,7',9',13'-tetramethyl-14'-{[(2s,3r,4s,5r)-3,4,5-trihydroxyoxan-2-yl]oxy}-5'-oxaspiro[oxane-2,6'-pentacyclo[10.8.0.0²,⁹.0⁴,⁸.0¹³,¹⁸]icosane]-15',16',17',18'-tetrol