| abstract |
A compound represented by the following general formula (1), and a method for producing a compound represented by the following general formula (1), the method comprising: making a compound represented by the following general formula (2), a compound represented by the following general formula (3 ) The compound represented by and the compound represented by the following general formula (4) are reacted together: wherein R represents any protecting group of carboxyl, and a hydrogen atom, R and R each independently represent any protecting group of amino, and a hydrogen atom, and R represents any protecting group of carboxy, and a hydrogen atom. |