2-[(4-methoxyanilino)methylidene]indene-1,3-dione

4-氮杂-9-芴酮

diethyl 2-(1,3-dioxoinden-2-yl)-2-hydroxypropanedioate

2-[(3,5-ditert-butyl-4-hydroxyphenyl)methylidene]indene-1,3-dione

2-(1-ethoxyethylidene)indene-1,3-dione