InChI=1/C21H27N3O2S/c25-21(24-12-14-26-15-13-24)20(18-5-2-1-3-6-18)23-10-8-22(9-11-23)17-19-7-4-16-27-19/h1-7,16,20H,8-15,17H2/t20-/m0/s1 B56ADE0CA65F684E