InChI=1/C15H23N3O2/c1-14(2)10-18(8-9-20-14)11-15(17,13(16)19)12-6-4-3-5-7-12/h3-7H,8-11,17H2,1-2H3,(H2,16,19)/t15-/m1/s1/f/h16H2 FED34D190BF21B6D