InChI=1/C19H19N5O4S/c1-29(27,28)14-6-7-17(18(12-14)24(25)26)22-8-10-23(11-9-22)19-15-4-2-3-5-16(15)20-13-21-19/h2-7,12-13H,8-11H2,1H3/p+1/fC19H20N5O4S/h21H/q+1 BEF1B39B40FC128C