InChI=1/C14H17NO4/c1-3-15-13(16)18-9-4-5-11-10(6-9)14(2)7-12(19-11)17-8-14/h4-6,12H,3,7-8H2,1-2H3,(H,15,16)/t12-,14+/m0/s1/f/h15H 7842C82488E0D8A3