nitrophenylacetic - Robuta Search

https://webbook.nist.gov/cgi/inchi/InChI%3D1S/C15H12N2O6/c1-23-15(18)14(10-6-8-11(9-7-10)16(19)20)12-4-2-3-5-13(12)17(21)22/h2-9%2C14H%2C1H3 2-Nitrophenyl-4-nitrophenylacetic acid, methyl ester acid methyl ester