1 8MC (7-methoxy-2-oxo-2h-chromen-4-yl)acetic acid 1.000 2 F95 (7,8-dihydroxy-2-oxo-2h-chromen-4-yl)acetic acid 0.789 3 MS0 (6-methoxy-1-benzofuran-3-yl)acetic acid 0.778 4 EBF 7-methoxychromen-2-one 0.765 5 A1BFB 2-oxo-4-propyl-2h-1-benzopyran-7-yl acetate 0.750 6 NLA Naphthalen-1-yl-acetic acid 0.722 7 ZZ1 4-methyl-2h-chromen-2-one 0.706