2-(4-((4-Chlorophenyl)methyl)phenoxy)ethyl 2-(acetyloxy)benzoate 70930-68-6 Acetylsalicylic ester of 2-(4-(4'-chlorobenzyl)phenoxy)ethanol BRN 2787654 Benzoic acid, 2-(acetyloxy)-, 2-(4-((4-chlorophenyl)methyl)phenoxy)ethyl ester Sgd 170-75