InChI=1/C20H23N3O4/c1-12-4-7-16(8-5-12)22-20(25)23-19(24)14(3)21-13(2)15-6-9-17-18(10-15)27-11-26-17/h4-10,13-14,21H,11H2,1-3H3,(H2,22,23,24,25)/t13-,14+/m1/s1/f/h22-23H 9AEE61D14E5E60EF