1-(2-hydroxyethyl)-2-hydroxymethyl-5-nitroimidazole 2-(Hydroxymethyl)-5-nitro-1H-imidazole-1-ethanol 4812-40-2 5-23-10-00558 (Beilstein Handbook Reference) BRN 0883934 CCRIS 2148 Imidazole-1-ethanol, 2-hydroxymethyl-5-nitro-