88751-11-5 FORMOHYDROXAMIC ACID, N-(p-ETHOXYPHENYL)- Formamide, N-(4-ethoxyphenyl)-N-hydroxy- N-(p-Ethoxyphenyl)formohydroxamic acid N-Hydroxy-N-formyl-4-phenetidine N-Hydroxy-N-formyl-p-phenetidine