InChI=1/C18H17NO/c1-3-7-15(8-4-1)13-19-14-17-11-12-18(20-17)16-9-5-2-6-10-16/h1-12,19H,13-14H2/p+1/fC18H18NO/h19H/q+1 508AAEA3E1649EB9