InChI=1/C20H23N3O4S/c24-20(18-5-1-2-6-19(18)27-17-4-3-8-21-14-17)23-11-9-22(10-12-23)16-7-13-28(25,26)15-16/h1-6,8,14,16H,7,9-13,15H2/t16-/m1/s1 88E226B0C63C4D29