The molecule is an acyl tetraketide pyran-2-one that is 4-hydroxy-2H-pyran-2-one in which the hydrogen at position 6 is replaced by a 16-hydroxy-2-oxohexadecyl group. It is a 6-(acylmethyl)-4-hydroxy-2H-pyran-2-one and a primary alcohol.
4-hydroxy-6-(16-hydroxy-2-oxohexadecyl)pyran-2-one