InChI=1/C20H21N3O6S/c21-11-14-3-1-2-4-15(14)13-29-17-6-8-18(9-7-17)30(27,28)23-12-16(24)5-10-19(23)20(25)22-26/h1-4,6-9,16,19,24,26H,5,10,12-13H2,(H,22,25)/t16-,19-/m1/s1/f/h22H 10498E59982977A1