Sulukast

LY 170680

(5R,6E,8Z)-5-[(S)-Hydroxy[3-(1H-tetrazole-5-yl)phenyl]methyl]-4-thiaoctadeca-6,8-dienoic acid

3-[[(1R,2E,4Z)-1-[(S)-Hydroxy[3-(1H-tetrazol-5-yl)phenyl]methyl]-2,4-tetradecadienyl]thio]propionic acid