has role is protonated form of has functional parent independent continuant 4'-methoxyisoflavones formononetin A member of the class of 7-hydroxyisoflavones that is 7-hydroxyisoflavone substituted by a methoxy group at position 4'. CHEBI:18088 daidzein bone density conservation agent 7-hydroxyisoflavones plant metabolite phytoestrogen formononetin(1-)