SMILES: C/C(=C(/CC(=O)O)\\C(=O)O)/C(=O)O
Description: The molecule is a tricarboxylic acid compound consisting of but-2-ene having carboxy substituents at the 1-, 2- and 3-positions. It is a conjugate acid of a (2E)-but-2-ene-1,2,3-tricarboxylate.