1,3-dihydrospiro[indole-2,3'-piperidin]-3-ol InChI=1/C12H16N2O/c15-11-9-4-1-2-5-10(9)14-12(11)6-3-7-13-8-12/h1-2,4-5,11,13-15H,3,6-8H spiro[2H-indole-2,3'-piperidin]-3-ol, 1,3-dihydro-