InChI=1/C17H22N2O3/c1-16(2)11-8-9-17(16,3)14(10-11)18-15(20)12-6-4-5-7-13(12)19(21)22/h4-7,11,14H,8-10H2,1-3H3,(H,18,20)/t11-,14+,17+/m0/s1/f/h18H BD3496A74FB2D4E2