6-羟基黄烷酮;1,2,3,4-tetramethylcyclopenta-1,3-diene;1,2,3,4-Tetramethyl-1,3-cyclopentadiene;BOC-amide;tert-Butylcarbamate;N-t-Butoxycarbonyl-amide;isobutyl 4-hydroxybenzoate;N-METHYL-N'-NITROGUANIDINE;1-METHYL-3-NITROGUANIDINE;1-Methyl-3-nitorguanidine;N'-Nitro-N-methylguanidine;1-METHYL-3-NITRO-1-NITROGUANIDINE;2-methyl-1-nitroguanidine;1-hydroxy-2-(methylcarbamimidoyl)-1-oxodiazanium;1-methyl-3-nitroguanidine (contains ca. 25% water