InChI=1/C16H33N3O2/c1-11(2)18-16(7,14(17)20)8-12(3)19-9-13(4)21-15(5,6)10-19/h11-13,18H,8-10H2,1-7H3,(H2,17,20)/t12-,13+,16-/m0/s1/f/h17H2 18B391DCC6E83898