What notes do Iris De Gris and Roasted Tangerine share?

Iris De Gris by L'Artisan Parfumeur and Roasted Tangerine by Liquides Imaginaires share notes of Bergamot, Musk, Ambrofix (Ambergris), and Blood Orange.

How do Iris De Gris and Roasted Tangerine differ?

Iris De Gris features Mint, Iris / Orris, Galbanum, and Pea, while Roasted Tangerine features Mandarin, Incense / Olibanum, Ginger, Tonka Bean, Petitgrain, and Coffee.