InChI=1/C18H28N2O3/c1-17(2)8-13(9-18(3,4)20-17)19-10-12-6-14(21-5)16-15(7-12)22-11-23-16/h6-7,13,19-20H,8-11H2,1-5H3/p+1/fC18H29N2O3/h20H/q+1 1B748C8106A995F3