PROBLEM TO BE SOLVED: To provide a novel probe for super-resolution fluorescent imaging using a fluorescence luminescent characteristic by cyclization equilibration of a spiro ring, and to provide a super-resolution fluorescent imaging method using the probe.SOLUTION: A probe for super-resolution fluorescent imaging includes a compound 14, a compound 16 and a compound 17 which are respectively composed gradually from a compound 13 as a starting material in accordance with the following scheme, or their salt.【課題】スピロ環の環化平衡による蛍光発光特性を利用した新規な超解像蛍光イメージング用プローブ、及び当該プローブを用いた超解像蛍光イメージング方法の提供。【解決手段】例えば、以下のスキームで化合物１３を出発原料として、それぞれ段階的に合成される化合物１４、化合物１６および化合物１７、又はそれらの塩を含む超解像蛍光イメージング用プローブ。【選択図】なし
