InChI=1/C20H23N3O3S/c1-26-19-7-9-20(10-8-19)27(24,25)23-12-2-11-22(13-14-23)16-18-5-3-17(15-21)4-6-18/h3-10H,2,11-14,16H2,1H3/p+1/fC20H24N3O3S/h22H/q+1 8D38FF7EB6CB0371