作者: Sakuma Satoshi , Yokoyama Reiji , Tanaka Hironori , Aikawa Shohei
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摘要: Provided is a preparation which obtained by coating preparation, said comprising compound represented formula (I), salt thereof or crystals of the same, with light stabilizer and polymer, in particular, one more members selected from among titanium oxide, yellow iron sesquioxide talc as hydroxypropylmethylcellulose polymer. Owing to this structure, shows little increase analogues hardly colored even upon irradiation.