3-D
3D
3-dimension
3H
3-methyl-1-pentyn-3-ol
3-methyl-2-butene
3-pole
3-position
4-acetyl-6-tert-butyl-1
4'-diisocyanate
  4-dioxane
4fo
4-strand
5-acetyl-1
5-trimethylcyclohexanol-1
6-acetyl-1
6-dimethyl-4-heptanol
6-dimethylmorpholine
6-hexamethyl
90-degree
a