the furocoumarin derivatives showed a markedly increased complexing capacity both in respect to the coumarin derivatives and to the parent furocoumarin ( psoralen , as well as its 5- and 8-methoxy derivatives ) and proved able to inhibit dna and rna synthesis in ehrlich ascites tumor cells , as well as the growth of staphylococcus aureus and of various strains of escherichia coli .
C0016859
furocoumarin
C0016072
psoralen