InChI=1/C19H25N5O3/c1-12-7-8-13(2)17(9-12)27-11-18(25)22-23-19(26)21-15-5-4-6-16-14(15)10-20-24(16)3/h7-10,15H,4-6,11H2,1-3H3,(H,22,25)(H2,21,23,26)/t15-/m0/s1/f/h21-23H 65F1D878B120AB4B