InChI=1/C14H18N2O4S/c1-11-13(16(17)18)8-5-9-14(11)21(19,20)15-10-12-6-3-2-4-7-12/h2-3,5,8-9,12,15H,4,6-7,10H2,1H3/t12-/m1/s1 B084E781A94B48BF