InChI=1/C18H23NO5S/c1-12(16(20)19-11-5-8-14(19)17(21)22)25-15(18(23)24)10-9-13-6-3-2-4-7-13/h2-4,6-7,12,14-15H,5,8-11H2,1H3,(H,21,22)(H,23,24)/p-2/t12-,14+,15-/m1/s1/fC18H21NO5S/q-2 CE974691F180E342