Characterization of Eight New Secondary Metabolites from the Mutant Strain G‐444 of Tubercularia sp. TF5.

Eight new metabolites, including new sesquiterpenoids (I), a new backbone sesquiterpene rearranged from guaiane, two disecoguaianes (II), two new dihydroisocoumarins (IV), and one new tetralone (III) are isolated together with ten known compounds.