Similarity is based on note and accord overlap, not molecular analysis.
Differences come from accords and community votes on longevity and sillage.
The main accords of Libre Santal Couture are woody and lavender. It opens with Lavender, reveals Orange Blossom at its heart, and dries down to Sandalwood. It lasts long and projects moderately; people reach for it in autumn, day or night.
How a perfume unfolds →