IUPAC:20-ethoxy-17,18-dimethoxy-21-methyl-5,7-dioxa-21-azapentacyclo[11.8.0.0^{2,10}.0^{4,8}.0^{14,19}]henicosa-1,3,8,10,12,14,16,18-octaene
IUPAC:20-ethoxy-17,18-dimethoxy-21-methyl-5,7-dioxa-21-azapentacyclo[11.8.0.0^{2,10}.0^{4,8}.0^{14,19}]henicosa-1,3,8,10,12,14,16,18-octaene