英文同义词: | 3,3-BIS(HYDROXYMETHYL)-2,3-DIHYDRO-4H-CHROMEN-4-ONE 4-CHLOROBENZALDEHYDE ACETAL;2-(4-chlorophenyl)spiro[chroman-3,5-[1,3]dioxan]-4-one;2'-(4-Chlorophenyl)spiro[chromane-3,5'-[1,3]dioxan]-4-one;Spiro[2H-1-benzopyran-3(4H),5'-[1,3]dioxan]-4-one, 2'-(4-chlorophenyl)- |