InChI=1/C16H21N3O2S/c1-4-11-5-6-13-14(7-11)22-16(17-13)18-15(20)8-12-9(2)19-21-10(12)3/h11H,4-8H2,1-3H3,(H,17,18,20)/t11-/m1/s1/f/h18H F44BAD064492D9BF