4,8-dibromo-2,6-diethyl-[1,3]oxazolo[5,4-f][1,3]benzoxazole

N-[2,5-dibromo-3,6-dihydroxy-4-(propanoylamino)phenyl]propanamide

6-allyl-2,4-dihydroxy-3-methyl-1,4-benzoquinone