InChI=1/C19H25N5O3/c1-2-3-18-17(13-21-12-14-8-10-20-11-9-14)19(25)23(22-18)15-4-6-16(7-5-15)24(26)27/h4-7,13-14,20-21H,2-3,8-12H2,1H3/p+1/b17-13-/fC19H26N5O3/h20H/q+1 42A7616559F6C14E