Product Name:(2AR,2'R,4S,5'R,6aR,6bS,8aS,8bR,9S,11aS,12aS,12bS)-2a,4-dihydroxy-5',6a,8a,9-tetramethylicosahydrospiro[naphtho[2',1':4,5]indeno[2,1-b]furan-10,2'-pyran]-2(11aH)-one
IUPAC Name:(1'S,2R,2'S,4'S,5R,7'S,8'R,9'S,12'S,13'R,16'S,18'R)-16',18'-dihydroxy-5,7',9',13'-tetramethyl-5'-oxaspiro[oxane-2,6'-pentacyclo[10.8.0.0²,⁹.0⁴,⁸.0¹³,¹⁸]icosan]-19'-one