Showing structure for 2,18-dimethyl 21-hydroxy-6-methoxy-2,12-diazahexacyclo[14.2.2.1⁹,¹².0¹,⁹.0³,⁸.0¹⁶,²¹]henicosa-3,5,7,17-tetraene-2,18-dicarboxylate