Chemical Name: 2-(4-Ethyl-2,3-dioxopiperazine-1-carboxamido)-2-(4-hydroxyphenyl)acetic Acid
Synonym: 2-[(4-Ethyl-2,3-dioxopiperazine-1-carbonyl)amino]-2-(4-hydroxyphenyl)acetic Acid; a-[[(4-Ethyl-2,3-dioxo-1-piperazinyl)carbonyl]amino]-4-hydroxybenzeneacetic Acid;
Smile: O=C(O)C(NC(N1C(C(N(CC)CC1)=O)=O)=O)C2=CC=C(O)C=C2