SMILES: CC1=C(C(=O)C(=C)O1)O
Description: The molecule is a member of the class of furans that is 5-methyl-2-methylenefuran carrying additional oxo and hydroxy groups at positions 3 and 4 respectively. It is a member of furans, an enol, a cyclic ketone and an enone. It is a tautomer of a 2-methyl-5-methylenefuran-3,4-dione.