(+/-)-Allantoin (2,5-Dioxo-4-imidazolidinyl)urea 5-Ureido-2,4-imidazolidindion 5-Ureidohydantoin 97-59-6 AI3-15281 AVC/Dienestrolcream Alantan Allantoin Allantoin (8CI) Allantol CCRIS 1958 Caswell No. 024 Cordianine Cutemol emollient DL-Allantoin EPA Pesticide Chemical Code 085701 Glyoxyldiureid Glyoxyldiureide Glyoxylic diureide Glyoxylic(acid) diureide Hydantoin, 5-ureido- Psoralon Sebical Septalan Uniderm A Urea, (2,5-dioxo-4-imidazolidinyl)- Urea, (2,5-dioxo-4-imidazolidinyl)- (9CI)