2-Amino-1,2-dihydronaphthalene
2-Amino-1,2-dihydronapthalene (2-ADN or ADN) is a stimulant drug. It is a rigid analogue of phenylisobutylamine and substitutes for amphetamine in rat drug discrimination tests, although at approximately one-fourth the potency.
Source: Wikipedia — 2-Amino-1,2-dihydronaphthalene (CC BY-SA 4.0)