InChI=1/C15H20N2O4S2/c1-3-5-10(6-4-2)14(18)21-11-7-8-12-13(9-11)22-15(17-12)23(16,19)20/h7-10H,3-6H2,1-2H3,(H2,16,19,20)/f/h16H2 912345C80CD53CAF