1-Methyl-1,2,3,8,9,9a-hexahydrospiro(7H-benzo(de)quinoline-7,1'-cyclopentane)-5,6-diol 1-Methyl-2,3,7,8,9,9a-hexahydrospiro(1H-benzo(de)chinolin-7,1'-cyclopentan)-5,6,-diol (german) 63080-47-7 BRN 1482209 Spiro(7H-benzo(de)quinoline-7,1'-cyclopentane)-5,6-diol, 1,2,3,8,9,9a-hexahydro-1-methyl-