InChI=1/C19H27N5O2/c20-18(25)14-23-11-7-16(8-12-23)22-19(26)21-9-3-10-24-13-6-15-4-1-2-5-17(15)24/h1-2,4-6,13,16H,3,7-12,14H2,(H2,20,25)(H2,21,22,26)/p+1/fC19H28N5O2/h21-23H,20H2/q+1 F8FB350315323FF3