Showing structure for 15'-hydroxy-11',11',12-trimethyl-11-oxa-1,3',14'-triazaspiro[tetracyclo[6.5.1.0⁴,¹⁴.0¹⁰,¹²]tetradecane-3,12'-tetracyclo[6.5.2.0¹,¹⁰.0³,⁸]pentadecane]-4,6,8(14),14'-tetraen-2-one