1 AWS 8-[(dimethylamino)methyl]-4-methyl-7-oxidanyl-chromen-2-one 1.000 2 FXH 1-[(dimethylamino)methyl]naphthalen-2-ol 0.778 3 4MU 7-hydroxy-4-methyl-2h-chromen-2-one 0.765 4 XZZ 6-chloro-7-hydroxy-4-methyl-2h-chromen-2-one 0.722 5 07L 7-hydroxy-2h-chromen-2-one 0.706 6 ZZ1 4-methyl-2h-chromen-2-one 0.706