Showing structure for 4,25,25-trimethyl-26,27-dioxa-8-azaheptacyclo[22.2.1.0¹,²¹.0⁴,²⁰.0⁵,¹⁷.0⁷,¹⁵.0⁹,¹⁴]heptacosa-5,7(15),9(14),10,12,16,21-heptaen-23-one