14046-64-1 14919-77-8 2'-(2,3,4-Trihydroxybenzyl)-DL-serinohydrazide monohydrochloride 31796-68-6 BENSERAZIDE HYDROCHLORIDE Benzerazide hydrochloride CCRIS 5092 DL-Serine 2-(2,3,4-trihydroxybenzyl)hydrazine hydrochloride DL-Serine, 2-((2,3,4-trihydroxyphenyl)methyl)hydrazide, monohydrochloride (9CI) EINECS 238-991-9 Ro 4-4602/001 Serine, 2-(2,3,4-trihydroxybenzyl)hydrazide, monohydrochloride, DL-