Showing structure for (1r,5s,7r,15r,16s)-17-acetyl-4-methyl-10,13-dioxa-4,17-diazahexacyclo[14.7.0.0¹,⁵.0⁷,¹⁵.0⁸,¹².0¹⁸,²³]tricosa-8(12),18,20,22-tetraen-9-one