InChI=1S/C21H25N3O3S/c25-21(27-16-15-26-14-13-23-11-4-1-5-12-23)24-17-7-2-3-8-18(17)28-19-9-6-10-22-20(19)24/h2-3,6-10H,1,4-5,11-16H2