6-(1,3-dihydrophenanthro[9,10-d]imidazol-2-ylidene)cyclohexa-2,4-dien-1-one

aniline, disalicylato borate

benzo[e][1,3]oxazine-2,4-dithione

2-acetoxyimino-benzofuran-3-one

Xanthenone-4-carboxylic acid