InChI=1/C20H23N3O3S/c21-17-18-7-9-19(10-8-18)23-12-4-11-22(13-14-23)15-16-27(24,25)26-20-5-2-1-3-6-20/h1-3,5-10H,4,11-16H2/p+1/fC20H24N3O3S/h22H/q+1 8E7E66BF3A297C02