4.4.1.20 diethylcarbamazine IC50: 0.05 mM 51622 4.4.1.20 estrone-3-sulfate IC50: 1.9 mM 51116 4.4.1.20 hexylglutathione IC50: 1.4 mM 22115 4.4.1.20 hexylglutathione - 22115 4.4.1.20 hexylglutathione S-hexylglutathione 22115 4.4.1.20 indomethacin IC50: 1.0 mM 546 4.4.1.20 indomethacin poor inhibitor 546 4.4.1.20 KCl 0.5 mM, about 25% inhibition 79 4.4.1.20 L-699,333 i.e. 2,[2-[1-(4-chlorobenzyl)-4-methyl-6-[(5-phenylpyridin-2-yl)methoxy]-4,5-dihydro-1H-thiopyrano[2,3,4-c,d]indol-2-yl]ethoxy]butanoic acid, reversible, competitive against glutathione and non-competitive against leukotriene A4 113718 4.4.1.20 leukotriene A4 substrate inhibition 807