InChI=1/C21H43N3O3S/c1-7-16-28(26,27)22-20-10-14-23(15-11-20)19(6)21(25)24(12-8-17(2)3)13-9-18(4)5/h17-20,22H,7-16H2,1-6H3/t19-/m1/s1 2B666BF536A2439D