InChI=1/C16H21N3OS/c1-10(2)15(14-5-4-8-21-14)18-16(20)12-6-7-13(19-17)11(3)9-12/h4-10,15,19H,17H2,1-3H3,(H,18,20)/t15-/m0/s1/f/h18H A11789187B5A19AC