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Nabumetone-d3 (methoxy-d3)

Naphthalene-1-d1

Naphthalene-2,3,4,5,6,7,8-d7

Nateglinide-d5 (phenyl-d5)

Nicotinamide-2,4,5,6-d4

Nicorandil-d4 (pyridyl-d4)

Nicosulfuron-d6 (dimethoxy-d6)

(±)-nicotine-d3 (n-methyl-d3)