InChI=1/C18H21N5O5S/c1-18(11-3-4-11)15(25)23(17(26)20-18)8-14(24)21-22-16(29)19-7-10-2-5-12-13(6-10)28-9-27-12/h2,5-6,11H,3-4,7-9H2,1H3,(H,20,26)(H,21,24)(H2,19,22,29)/t18-/m1/s1/f/h19-22H 1A701D8FD2262AE3