InChI=1/C20H25N3O3S/c1-14-6-9-18(10-7-14)27(25,26)22-15(2)20(24)21-17-8-11-19-16(13-17)5-4-12-23(19)3/h6-11,13,15,22H,4-5,12H2,1-3H3,(H,21,24)/t15-/m0/s1/f/h21H 430B9A30FD967AFC