view 2-methyl-3-hydroxy-(4H)-pyran-4-one (maltol) caramel, caramellic, coffee, fragrant, fruity, jam, malt, sweet, warm,
view 2-hydroxy-3-methyl-2-cyclopenten-1-one burnt, caramel, fragrant, licorice, maple, strong caramel,
view 2,5-dimethyl-4-hydroxy-3(2H)-furanone (furaneol) burnt pineapple, burnt sugar, caramel, floral, fragrant, fruity, pineapple, sickly, sweet,
view 1-butanol floral, fragrant, fruity, sweet,
view 2-butyl-3,5-dimethylpyrazine fragrant,