SMILES: CCCC(=O)OC1=CC2=C(C=C1)C(=CC(=O)O2)C
Description: The molecule is a member of the class of coumarins that is 4-methylumbelliferone in which the hydroxyl hydrogen is replaced by a butyryl group. It has a role as a chromogenic compound. It is a member of coumarins and a butyrate ester. It derives from a 4-methylumbelliferone.