Assertion: coloring material | /r/HasProperty | a-3 hue: blue color
Facets:
Source sentences:
text: A coloring material A-3 (hue: blue color) was produced in the same manner as in Production Example 1 described above, except that in Production Example 1, 1,3,3-trimethylindolinobenzopyrilospiran 0.4 g which is a photochromic compound was used in place of 3-dibutylamino-6-methyl-7-anilinofluoran which is the leuco dye.