The Science of Scent Can Someone Be Insensitive to Most Musks but Highly Sensitive to a Few?
A study of 32 people tested with 11 musks found broad sensitivity patterns and small groups unusually sensitive to two particular musks.
感じ方・記憶・気分
The Science of Scent 
The Science of Scent Can Ambroxide Differ in Pleasantness Without Differing in Intensity?
A study identified OR7A17 as an ambroxide receptor. In 31 Japanese participants, those without a functional variant rated purified ambroxide as less pleasant and less woody, without significant threshold or intensity differences.