1-(4-methylfuro[3,2-f][1]benzoxol-8-yl)propan-2-amine 1-(4-methylfuro[3,2-f]benzofuran-8-yl)propan-2-amine 1-(4-methyl-8-furo[3,2-f]benzofuranyl)propan-2-amine [1-methyl-2-(4-methylfuro[3,2-f]benzofuran-8-yl)ethyl]amine