1 DV7 L-(7-hydroxycoumarin-4-yl)ethylglycine 1.000 2 6Y0 4-butyl-7,8-bis(oxidanyl)chromen-2-one 0.800 3 70H (3e)-4-(8-methylnaphthalen-1-yl)but-3-enoic acid 0.714 4 Q5M 4-(naphthalen-1-yl)-4-oxobutanoic acid 0.714 5 3IB 3-indolebutyric acid 0.700