InChI=1/C18H18O2/c1-3-5-14-6-4-7-17(12-14)16-10-8-15(9-11-16)13(2)18(19)20/h3-4,6-13H,1,5H2,2H3,(H,19,20)/p-1/t13-/m0/s1/fC18H17O2/q-1 F4CA7461B76F0EFB