英文别名tert-butyl (2S)-2-(2-hydroxyethyl)piperazine-1-carboxylate hydrochloride; 1-Piperazinecarboxylic acid, 2-(2-hydroxyethyl)-, 1,1-dimethylethyl ester, hydrochloride (1:1), (2S)-; tert-butyl (s)-2-(2-hydroxyethyl)piperazine-1-carboxylate hydrochloride; 2-Methyl-2-propanyl (2S)-2-(2-hydroxyethyl)-1-piperazinecarboxylate hydrochloride (1:1); 1-Piperazinecarboxylic acid, 2-(2-hydroxyethyl)-, 1,1-dimethylethyl ester, (2S)-, hydrochloride (1:1) 
