7,7-Diphenyl-p-mentha-1(7),2,5-trien-8-carbonsaere-methylester

(+/-)-tetramethyl 2,4,5,7-tetramethyloctane-2,4,5,7-tetracarboxylate

甲基丙烯酸甲酯

1,1-dimethoxy-2-methylprop-1-ene

甲醇