10H-Indeno[2,1-e]tetrazolo[1,5-b][1,2,4]triazin-10-one

2,2-dichloroindene-1,3-dione

2-anilino-2-hydroxyindene-1,3-dione

1H-Indene-1,3(2H)-dione, 2-(hydroxymethylene)-

2-氨基茚满-1-醇