英文名称
[5'-Chloro-6'-(2,2-dimethylpropanoyloxy)-1-oxo-7'-(3-oxobutyl)spiro[2-benzofuran-3,10'-3-oxa-17-azapentacyclo[11.7.1.02,11.04,9.017,21]henicosa-1(21),2(11),4(9),5,7,12-hexaene]-5-yl]-oxo-[4-[(2,2,2-trifluoroacetyl)amino]butoxy]phosphanium;[5'-chloro-6'-(2,2-dimethylpropanoyloxy)-1-oxo-7'-(3-oxopentyl)spiro[2-benzofuran-3,10'-3-oxa-17-azapentacyclo[11.7.1.02,11.04,9.017,21]henicosa-1(21),2(11),4(9),5,7,12-hexaene]-5-yl]-oxo-[4-[(2,2,2-trifluoroacetyl)amino]butoxy]phosphanium