10296-56-7 2(5H)-Thiophenone, 3-benzoyl-4-hydroxy-5-((4-nitrophenyl)methylene)- 2(5H)-Thiophenone, 3-benzoyl-4-hydroxy-5-(p-nitrobenzylidene)- 2,4-Pentadienoic acid, 2-benzoyl-3-hydroxy-4-mercapto-5-(p-nitrophenyl)-, gamma-(thio lactone) 3-Benzoyl-4-hydroxy-5-(p-nitrobenzylidene)-2(5H)-thiophenone 3-Benzoyl-5-p-nitrobenzylidene-2,5-dihydro-4-hydroxy-2-oxothiophen BRN 1328032