InChI=1/C18H19N5O3S/c1-13(17-19-20-18(26-17)16-6-3-11-27-16)21-7-9-22(10-8-21)14-4-2-5-15(12-14)23(24)25/h2-6,11-13H,7-10H2,1H3/p+1/t13-/m1/s1/fC18H20N5O3S/h21H/q+1 C31104473E8C023B