【化】 ethyloxalacetic acid
【化】 Et; ethyl【医】 aethyl; aethylis; Et.; ethyl
oxygen【医】 o; O2; oxy-; oxygen; oxygenium; phlogisticated gas
【化】 butanedioic acid; ethylene dicarboxylic acid; succinic acid【医】 chelidoninic acid; succinic acid