(4-(3-(4-Chloro-3-hydroxyphenyl)-1-oxopropyl)-3,5-dihydroxyphenoxy)acetic acid monosodium salt 70412-98-5 Acetic acid, (4-(3-(4-chloro-3-hydroxyphenyl)-1-oxopropyl)-3,5-dihydroxyphenoxy)-, monosodium salt