(3,5-Dihydroxyphenyl)methyl alcohol5-(Hydroxymethyl)benzene-1,3-diol5-(Hydroxymethyl)resorcinol3,5-Dihydroxybenzyl alcohol3,5-二羟基苯甲醇5-(羟甲基)-1,3-苯二酚3,5-Dihydroxybenzyl alcohol3,5-Dihydroxybenzyl Alcohol5-(Hydroxymethyl)-1,3-benzenediol1,3-Dihydroxy-5-(hydroxymethyl)benzene