5395-50-6 Fixapret 140 Glycoluril, 1,3,4,6-tetrakis(hydroxymethyl)- Imidazo[4,5-d]imidazole-2,5(1H,3H)-dione, tetrahydro-1,3,4,6-tetrakis(hydroxymethyl)- N,N',N'',N'''-Tetrakis(hydroxymethyl)glycoluril NSC67452 Tetrakis(hydroxymethyl)glycoluril Tetramethylol acetylene diuriene Tetramethylol acetylenediurea Tetramethylolglycoluril