1-(3-Pyridyl)-1-hydroxy-3-phenyl-2-propene 10184CERM 3-Phenyl-1-(3-pyridinyl)prop-2-ene-1-ol 3-Pyridinemethanol, alpha-(2-phenylethenyl)- 54313-75-6 Aza-3 chalcol Azachalcol Cerm 10184