InChI=1/C21H28N4O4S/c1-20(2)13-16(14-21(3,4)24-20)22-18-11-10-17(12-19(18)25(26)27)30(28,29)23-15-8-6-5-7-9-15/h5-12,16,22-24H,13-14H2,1-4H3/p+1/fC21H29N4O4S/h24H/q+1 B3D7B3E4CCEDBD76