Showing structure for 19-hydroxy-18-methoxy-22-methyl-5,7,13-trioxa-22-azahexacyclo[12.7.1.0¹,¹².0³,¹¹.0⁴,⁸.0¹⁶,²¹]docosa-3(11),4(8),9,16(21),17,19-hexaen-2-one