InChI=1/C13H19N3O4S/c1-9-4-3-7-15(10(9)2)21(19,20)11-5-6-12(14)13(8-11)16(17)18/h5-6,8-10H,3-4,7,14H2,1-2H3/t9-,10+/m0/s1 F0BC768259E4182C