InChI=1/C15H21N3O3/c1-5-21-12-7-9(2)11(6-10(12)3)15(8-16)13(19)18(4)14(20)17-15/h6-7H,5,8,16H2,1-4H3,(H,17,20)/p+1/t15-/m1/s1/fC15H22N3O3/h16-17H/q+1 89A951152C222C21