Showing structure for (1'r,2s,2's,3s,4'r,5s,8's,9's,12'r,13's,16's,18'r)-3,5,9',13'-tetramethyl-5'-oxaspiro[oxane-2,6'-pentacyclo[10.8.0.0²,⁹.0⁴,⁸.0¹³,¹⁸]icosan]-16'-ol