InChI=1/C16H33N3O2/c1-6-7-10-18(5)16(13-17)8-11-19(12-9-16)14(20)21-15(2,3)4/h6-13,17H2,1-5H3/p+2/fC16H35N3O2/h17-18H/q+2 C5BDE33E32B8908F