InChI=1S/C17H25N3O3S/c1-11(2)8-14(16(22)18-13-9-15(21)23-10-13)20-17(24)19-12-6-4-3-5-7-12/h3-7,11,13-15,21H,8-10H2,1-2H3,(H,18,22)(H2,19,20,24)/t13-,14-,15-/m0/s1