InChI=1/C21H25N3O5S/c1-15(2)20-22(21(25)17-7-9-18(10-8-17)24(26)27)13-4-14-23(20)30(28,29)19-11-5-16(3)6-12-19/h5-12,15,20H,4,13-14H2,1-3H3/t20-/m0/s1 C004B7D8704081F6