33446-21-8 5,6,7,8-Tetrahydronaphtho(2,3-d)-1,3-dioxol-6-amine hydrochloride Chlorhydrate de l' amino-2 methylenedioxy-6,7 tetraline [French] NAPHTHO(2,3-d)-1,3-DIOXOL-6-AMINE, 5,6,7,8-TETRAHYDRO-, HYDROCHLORIDE