1H-Tetrazole, 5-((2,3-dihydro-5,6-dimethoxy-1H-inden-1-yl)methyl)- 5-((2,3-Dihydro-5,6-dimethoxy-1H-inden-1-yl)methyl)-1H-tetrazole 5-(5',6'-Dimethoxyindan-1'-yl)methyltetrazole 87929-14-4 BRN 5444210