InChI=1/C16H26N2O3/c1-2-9-17-16(20)15-14(19)7-6-13(21-15)8-12-18-10-4-3-5-11-18/h1,13-15,19H,3-12H2,(H,17,20)/p+1/t13-,14-,15-/m0/s1/fC16H27N2O3/h17-18H/q+1 F7E7E3E68867D0FC