Spiro[benzofuran-2(3H),4′-piperidine], 1′-(phenylmethyl)-
1′-(Phenylmethyl)spiro[benzofuran-2(3H),4′-piperidine]
1′-Benzyl-3H-spiro[benzofuran-2,4′-piperidine]
2,3-Dihydro-1′-benzylspiro[benzofuran-2,4′-piperidine]
1′-Benzylspiro[3H-1-benzofuran-2,4′-piperidine]