((4-((Hydroxyimino)-2-thienylmethyl)-1-naphthalenyl)oxy)acetic acid (4-(2-Thienyl-hydroxyiminomethyl)-1-naphthyloxy)acetic acid 68572-29-2 Acetic acid, ((4-((hydroxyimino)-2-thienylmethyl)-1-naphthalenyl)oxy)-