(+)-N,N-Dipropyl-2,3,5,6,7,8-hexahydronaphtho(2,3-b)furan-7-amine 157622-55-4 7-(N,N-Dipropylamino)-5,6,7,8-tetrahydronaphtho(2,3-b)dihydro-2,3-furan Naphtho(2,3-b)furan-7-amine, 2,3,5,6,7,8-hexahydro-N,N-dipropyl-, (+)- S 14297 S-14297