InChI=1/C16H20N2O4S/c1-2-3-9-4-5-10-11(8-9)23-16(14(10)15(17)22)18-12(19)6-7-13(20)21/h6-7,9H,2-5,8H2,1H3,(H2,17,22)(H,18,19)(H,20,21)/p-1/b7-6+/t9-/m0/s1/fC16H19N2O4S/h18H,17H2/q-1 510F0EB9E2025AC5