(2,3-Dichloro-4-(4-thienylcarbonyl)phenoxy)acetic acid 5-18-02-00010 (Beilstein Handbook Reference) 55901-69-4 ACETIC ACID, (2,3-DICHLORO-4-(3-THIENYLCARBONYL)PHENOXY)- ANP 4316 BRN 1292461