Synthesis of 2‘-Alkylspiro[2-X-cyclohexan-1,3‘-3‘H-indole] (X = H; X = CH3) by an Unexpected Reaction between an Organomagnesium Halide and 2‘-Methylspiro[2-X-cyclohexan-1,3‘-3‘H-indole]. X-ray Structure of a Fluorescent Dimeric Compound | Publicación