英文名称
Methyl 17-ethyl-13-(12'-ethyl-11'-hydroxy-5'-methoxy-8'-methyl-5-oxospiro[1,3-dioxolane-4,10'-8,16-diazapentacyclo[10.6.1.01,9.02,7.016,19]nonadeca-2,4,6,13-tetraene]-4'-yl)-17-hydroxy-1,11-diazatetracyclo[13.3.1.04,12.05,10]nonadeca-4(12),5,7,9-tetraene-13-carboxylate