InChI=1/C16H25N3O3/c1-11-6-5-7-12(2)19(11)13(20)10-18-14(21)16(17-15(18)22)8-3-4-9-16/h11-12H,3-10H2,1-2H3,(H,17,22)/t11-,12+/f/h17H 1A1939FA71E3B7DC