4-[(1E,3R)-1-(4-hydroxyphenyl)penta-1,4-dien-3-yl]phenol 4-[(E,1R)-3-(4-hydroxyphenyl)-1-vinyl-prop-2-enyl]phenol 4-[(E,1R)-3-(4-hydroxyphenyl)-1-vinylprop-2-enyl]phenol 96895-25-9 4,4'-(3-Ethenyl-1-propene-1,3-diyl)-bisphenol Nyasol