11-(2-Piperidinoethoxy)-9,10-dihydro-9,10-ethanoanthracene fumarate 13500-97-5 9,10-Dihydro-11-(2-piperidinoethoxy)-9,10-ethanoanthracene fumarate 9,10-Ethanoanthracene, 9,10-dihydro-11-(2-piperidinoethoxy)-, fumarate