Among the thousands of perfumes lining the shelves at The Fragrance Shop in Carrboro are a perfume that is more than 200 years old, a perfume worn by the empress of France, and an oil that smells exactly like a well-loved lotion of a popular brand. That first perfume, which smells of citrus with a cool, medicinal undertone – or is it overtone, intended to mask body odor in the 18th Century — is called “4711.” The perfume worn by the empress of France in 1860 is called, fittingly, “Imperiale.” It was created by the perfume house Guerlain to soothe her migraines. “Burt’s Bees, we have a scent,” says long-time manager Jenny Mann during a recent visit to the store. And Mann pulls out, as she does, a bottle from tucked behind other bottles that only she remembers. “Someone told me they used to work at Burt’s Bees, right here in Carr Mill Mall,” she says. The bottle smells exactly like Burt’s Bees’ milk and honey lotion. Mann is The Fragrance Shop’s expert “nose,” the …