InChI=1/C18H39NO3S/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-22-23(19,20)21/h2-18H2,1H3,(H2,19,20,21)/f/h19H2 AE0BB9B52EC38AA2