1',3',3'-Trimethylspiro[2H-1-benzopyran-2,2'-[1H]-indole]-6-ol

1,3,3-Trimethylspiro[1H-indole-2(3H),2'-[2H-1]benzopyran]-6'-ol

1,3,3-Trimethyl-6'-hydroxyspiro[indoline-2,2'-[2H][1]benzopyran]

1',3',3'-TRIMETHYL-6-HYDROXYSPIRO(2H-1-BENZOPYRAN-2,2'-INDOLINE)

1',3',3'-Trimethyl-6-hydroxyspiro(2H-1-benzopyran-2,2'-indoline),99%

1′,3′,3′-Trimethyl-6-hydroxyspiro (2H-1-benzopyran-2,2′-indoline), GC 99%