InChI=1/C19H19N5O5/c1-23-12-20-18(24(26)27)19(23)22-14-7-5-6-13(10-14)21-17(25)11-29-16-9-4-3-8-15(16)28-2/h3-10,12,20H,11H2,1-2H3,(H,21,25)/p+1/fC19H20N5O5/h21-22H/q+1 19FA38318D5686BB