InChI=1/C18H21N5O3S/c1-11-10-13(22-23(11)3)15(24)19-8-9-20-16(25)18(2)17(26)21-12-6-4-5-7-14(12)27-18/h4-7,10H,8-9H2,1-3H3,(H,19,24)(H,20,25)(H,21,26)/t18-/m0/s1/f/h19-21H 608EB5135F7B51D9