 Two cyathane @-@ like diterpenoids , ( 12S ) <unk> , <unk> @-@ epoxy @-@ <unk> , <unk> , 15 @-@ <unk> @-@ 3 @-@ ene and ( <unk> ) <unk> , <unk> @-@ epoxy @-@ <unk> , <unk> , 15 @-@ <unk> @-@ 3 @-@ ene , have been isolated and identified from the liquid culture of the fungus . These compounds inhibit the growth of certain tumor cells when grown in vitro . 
