InChI=1/C16H25N3O4/c1-3-23-10-5-4-9-17-16(20)13-18(2)12-14-7-6-8-15(11-14)19(21)22/h6-8,11H,3-5,9-10,12-13H2,1-2H3,(H,17,20)/p+1/fC16H26N3O4/h17-18H/q+1 D475CEF46F4333D5