InChI=1/C20H23N5O3/c1-11-4-6-14(7-5-11)25-10-13(9-16(25)27)20(28)22-18-17-12(2)8-15(26)21-19(17)24(3)23-18/h4-7,12-13H,8-10H2,1-3H3,(H,21,26)(H,22,23,28)/t12-,13+/m0/s1/f/h21-22H BFB566CAF9AF243C