view 2,5-dimethoxy-3-acetyl-6-methylpyrazine chimney soot, earthy, unpleasant, weakly green,
view 2-methoxy-3-acetyl-5-methylpyrazine breadcrust, chimney soot, green musky note, weak,
view 2-methoxy-3-(alpha-hydroxyisopropyl)-5-methylpyrazine chimney soot, earthy, green (beel pepper), weak,
view 2-methoxy-3-(alpha-hydroxyisopropyl)-6-methylpyrazine chimney soot, earthy, green (beel pepper), nutty, weak,