3-[[9,10-dioxo-4-(4-oxobutan-2-ylamino)anthracen-1-yl]amino]butanal

3-[[9,10-dioxo-5-(4-oxobutan-2-ylamino)anthracen-1-yl]amino]butanal

N-butylhepta-3,5-dien-2-imine

octa-4,6-dien-2-ol

7-bromo-2-methylquinolin-6-ol