spiro[1,3-benzodioxol-2,1'-cyclopentane]-5-amine;spiro[1,3-benzodioxole-2,1'-cyclopentan]-5-amine;spiro[benzo[d]1,3-dioxolene-2,1'-cyclopentane]-5-ylamine;5-Amino-2,2-tetramethylenebenzo-1,3-dioxolidine hydrochloride;
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