"C0054245"^^ . . "2',3,4,4'-Tetrahydroxy-chalconeSNNCI" . "C1028"^^ . "487-52-5"^^ . . "Organic Chemical"^^ . "CHEBI:3237"^^ . "Pharmacologic Substance"^^ . "A flavonoid obtained from the seed of Cyclopia subternata. It is a specific protein tyrosine kinase inhibitor that induces apoptosis. (NCI)NCI" . "Butein"^^ . "ButeinPTNCI" . "Butein"^^ . . "Butein"^^ .