Bois d'Hiver by Ex Nihilo is a Woody Floral Musk fragrance for women and men. ... The nose behind this fragrance is Givaudan. Top notes are Cardamom and Pink Pepper; middle notes are White Cedar Extract, Heliotrope and Cyclamen; base notes are Patchouli, Sandalwood, Cypriol Oil or Nagarmotha and Musk.