Experimentum Crucis Perfume by Etat Libre D’orange 100 ml Eau De Parfum Spray (Unisex) for Women. Experimentum crucis perfume by etat libre d’orange, released in 2019 from french perfumier etat libre d’orange, experimentum crucis brings together male and female elements for a modern fragrance that defies scientific laws. At times fresh and exotic, woody and earthy, this unisex scent balances light and dark together to create aromatic memories. The top notes of cumin, apple, and lychee make for a bright beginning, while the heart notes blend rose and jasmine with honey to sweeten the direction. At the finish are base notes of patchouli, musk, and akigalawood for longevity. all products are original, authentic name brands. We do not sell knockoffs or imitations.