螺[1,3,3-三甲基吲哚-苯并二氫吡喃]
螺[1,3,3-三甲基吲哚-苯并二氫吡喃];1',3',3'-三甲基螺[1(2H)-苯并吡喃-2,2'-吲哚];1,3,3-三甲基吲哚苯并二氫呋喃
1,3,3-TRIMETHYLINDOLINOBENZOPYRYLOSPIRAN
1’,3’-dihydro-1’,3’,3’-trimethyl-spiro[2h-1-benzopyran-2’-[2h]indole];1,3,3-TRIMETHYLINDOLINOBENZOPYRYLOSPIRAN;1',3',3'-TRIMETHYLSPIRO[1(2H)-BENZOPYRAN-2,2'-INDOLINE];Trimethylindolinobenzopyrylospiran;1,3,3-Trimethylindolinobenzopyrylospirane;1,3,3-TRIMETHYLINDOLINOBENZOPYRYLOSPIRAN [PHOTOCHROMIC COMPOUND] 99+%;1,3,3-Trimethylindolinobenzopyrylospiran [Photochromic Compound];1,3,3-Trimethyl-1,3-dihydrospiro[2H-indole-2,2'-[2H][1]benzopyran]
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