InChI=1/C14H20N2O3S2/c15-14(20)11-5-3-4-10(8-11)9-21(18,19)16-12-6-1-2-7-13(12)17/h3-5,8,12-13,16-17H,1-2,6-7,9H2,(H2,15,20)/t12-,13+/m1/s1/f/h15H2 599DE011CE72D1D5