SPIROPYRAN,(±)-1',3',3'-TRIMETHYL-6-NITROSPIRO[CHROMENE-2,2'-INDOLINE]-5',8-DIOL

SPIROPYRAN,(±)-1',3',3'-TRIMETHYL-6-NITROSPIRO[CHROMENE-2,2'-INDOLINE]-5',8-DIOL · CAS 1253909-21-5