1 1DL 5-[(2r)-3-benzoyl-2-(4-bromothiophen-2-yl)-4-hydroxy-5-oxo-2,5-dihydro-1h-pyrrol-1-yl]-2-methylbenzoic acid 1.000 2 11Y 5-[(2r)-3-benzoyl-2-(4-bromothiophen-2-yl)-4-hydroxy-5-oxo-2,5-dihydro-1h-pyrrol-1-yl]-2-chlorobenzoic acid 0.938 3 NE5 5-[(2~{R})-2-(4-nitrophenyl)-4-oxidanyl-5-oxidanylidene-3-(phenylcarbonyl)-2~{H}-pyrrol-1-yl]-2-oxidanyl-benzoic acid 0.757 4 YR1 2-hydroxy-5-[(5s)-3-hydroxy-5-(4-nitrophenyl)-2-oxo-4-(phenylcarbonyl)-2,5-dihydro-1h-pyrrol-1-yl]benzoic acid 0.757 5 8CQ 2-oxidanyl-5-[(2~{R})-4-oxidanyl-5-oxidanylidene-2-(1-oxidanylidene-3~{H}-2-benzofuran-5-yl)-3-(phenylcarbonyl)-2~{H}-pyrrol-1-yl]benzoic acid 0.737 6 QJK 5-[(2~{R})-3-(4-chlorophenyl)carbonyl-2-(4-nitrophenyl)-4-oxidanyl-5-oxidanylidene-2~{H}-pyrrol-1-yl]-2-oxidanyl-benzoic acid 0.737 7 1D5 (4-{(2r)-2-(4-bromothiophen-2-yl)-3-[(5-chlorothiophen-2-yl)carbonyl]-4-hydroxy-5-oxo-2,5-dihydro-1h-pyrrol-1-yl}phenyl)acetic acid 0.722 8 NJW 5-[(2~{S},3~{R})-3-[(~{R})-azanyl(phenyl)methyl]-2-(4-nitrophenyl)-4,5-bis(oxidanylidene)pyrrolidin-1-yl]-2-oxidanyl-benzoic acid 0.711