InChI=1/C16H17NO5S/c1-17(13-3-2-4-14(18)11-13)23(21,22)15-8-5-12(6-9-15)7-10-16(19)20/h2-6,8-9,11,18H,7,10H2,1H3,(H,19,20)/p-1/fC16H16NO5S/q-1 CA4EEB320138162D