InChI=1/C18H25NO3S/c20-23(21)16-9-5-2-6-10-18(16,19-11-13-22-14-12-19)17(23)15-7-3-1-4-8-15/h1,3-4,7-8,16-17H,2,5-6,9-14H2/t16-,17-,18-/m0/s1 3801904955D80BF3