2-Oxazolidinone, 3-(((2-(4-methyl-1-piperazinyl)-5-nitrophenyl)methylene)amino)-, hydrochloride, hydrate (2:2:1) 3-(((2-(4-Methyl-1-piperazinyl)-5-nitrophenyl)methylene)amino)-2-oxazolidinone HCl hydrate 35406-93-0