Showing structure for methyl (14z)-19-[(acetyloxy)methyl]-14-ethylidene-2,12,18-triazahexacyclo[9.6.1.1⁹,¹⁵.0¹,⁹.0³,⁸.0¹²,¹⁷]nonadeca-3,5,7-triene-19-carboxylate