InChI=1/C18H29N3O3/c1-12-11-24-3-2-21(12)10-16(22)19-17(23)20-18-7-13-4-14(8-18)6-15(5-13)9-18/h12-15H,2-11H2,1H3,(H2,19,20,22,23)/t12-,13?,14?,15?,18?/m1/s1/f/h19-20H 2368FF74BD3F8202