InChI=1/C20H21N5O2S/c1-13-12-19-22-20(17-6-4-5-7-18(17)25(19)23-13)21-14(2)15-8-10-16(11-9-15)24-28(3,26)27/h4-12,14,24H,1-3H3,(H,21,22)/t14-/m1/s1/f/h21H 7D2003FA5219598D