InChI=1/C20H33N3O3S/c1-5-23(6-2)27(25,26)18-13-11-17(12-14-18)16(4)21-20(24)22-19-10-8-7-9-15(19)3/h11-16,19H,5-10H2,1-4H3,(H2,21,22,24)/t15-,16-,19+/m0/s1/f/h21-22H 56EB72DA03F1F1A6