4-ethynyl-2,2,6,6-tetramethylpiperidin-4-ol53654-26-54-Ethynyl-2,2,6,6-tetramethyl-4-piperidinolCambridge id 51156664-Ethynyl-2,2,6,6-tetramethyl-piperidin-4-ol4-Piperidinol, 4-ethynyl-2,2,6,6-tetramethyl-Oprea1_134067Oprea1_211498SCHEMBL9727388WKHGZAFSCCRZQJ-UHFFFAOYSA-NHMS1607D19MFCD00470315