InChI=1/C19H27N7O2/c1-12-6-7-14(26-11-20-24-25-26)8-15(12)22-17(28)16(27)21-13-9-18(2,3)23-19(4,5)10-13/h6-8,11,13,23H,9-10H2,1-5H3,(H,21,27)(H,22,28)/p+1/fC19H28N7O2/h21-23H/q+1 487163D2D683E507