(Z)-7-[(1R,2R,3R,5S)-3,5-dihydroxy-2-[(3R)-3-hydroxy-5-phenylpentyl]cyclopentyl]hept-5-enoic acid (Z)-7-[(1R,2R,3R,5S)-3,5-dihydroxy-2-[(3R)-3-hydroxy-5-phenyl-pentyl]cyclopentyl]hept-5-enoic acid 41639-83-2 Phxa 85 Phxa-85 NCGC00165820-01 (5Z,9alpha,11alpha,15R)-9,11,15-Trihydroxy-17-phenyl-18,19,20-trinor-prost-5-en-1-oic acid L1292_SIGMA Latanoprost acid