204192-41-6

3H-Spiro[2-benzofuran-1,1'-cyclohexan]-4'-one 3H-spiro[2-benzofuran-1,1'-cyclohexane]-4'-one 3'H-Spiro[cyclohexane-1,1'-isobenzofuran]-4-one Spiro[cyclohexane-1,1'(3'H)-isobenzofuran]-4-one