InChI=1/C21H28N4O4S/c1-12-8-16-14(3)22-21(24-17(16)9-13(12)2)25-6-4-15(5-7-25)20(27)23-18-10-30(28,29)11-19(18)26/h8-9,15,18-19,26H,4-7,10-11H2,1-3H3,(H,23,27)/t18-,19-/m1/s1/f/h23H 553C4116F01F5EA0