(2R)-2-azaniumyl-5-(diaminomethylideneazaniumyl)pentanoate (2R)-2-azaniumyl-5-(diaminomethyleneazaniumyl)pentanoate (2R)-2-ammonio-5-(diaminomethyleneazaniumyl)pentanoate (2R)-2-ammonio-5-(diaminomethyleneazaniumyl)valerate (2R)-2-ammonio-5-guanidiniopentanoate CHEBI:32689 D-arginine monocation D-argininium D-argininium(1+) ZINC01532749