SEARCH Articles Figures Tables Aromatic rings, regioselective metalation Beminamycinic acid via regioselective metallation Directed metalation regioselective lithiation Five-membered heterocycles metallation regioselectivity Regioselective metalation Regioselectivity metal enolate formation Regioselectivity metal-mediated reactions Regioselectivity metalation Regioselectivity metalation Regioselectivity metallation Regioselectivity metallation Regioselectivity transition-metal catalyzed allylic alkylations Regioselectivity, in metal-catalysed Transition metal enolates regioselectivity