InChI=1/C19H26N6/c20-19-23-17-11-21-9-8-16(17)18(24-19)22-15-7-4-10-25(13-15)12-14-5-2-1-3-6-14/h1-3,5-6,15,21H,4,7-13H2,(H3,20,22,23,24)/p+2/t15-/m0/s1/fC19H28N6/h21-22,25H,20H2/q+2 75C4876EE53AA5B6