InChI=1/C15H22N2O3S/c1-5-17-7-6-9-10(8-17)21-12(11(9)13(18)19)16-14(20)15(2,3)4/h5-8H2,1-4H3,(H,16,20)(H,18,19)/f/h16-17H F3724AEA78B9F7BC