9,10-dihydro-9,10-ethenoanthracene 9,10-ethenoanthracene, 9,10-dihydro- InChI=1/C16H12/c1-2-6-12-11(5-1)15-9-10-16(12)14-8-4-3-7-13(14)15/h1-10,15-16