thieno,benzofuran,furan
Furan
34209-69-3(3S,4R)-4-(3,4-dimethoxybenzyl)-3-hydroxy-3-(4-hydroxy-3-methoxybenzyl)dihydrofuran-2(3H)-one
111850-10-3Hexanedioic acid, polymer with 5-amino-1,3,3-trimethylcyclohexanemethanamine, 2,2-dimethyl-1,3-propanediol, 1,2-ethanediol, 1,6-hexanediol, 1,3-isobenzofurandione and 5-isocyanato-1-(isocyanatomethyl) -1,3,3-trimethylcyclohexane, Me Et ketone oxime-blocke