8,9-dihydro-2,11,12-trimethoxy-14-[4-methoxy-3-(methoxymethoxy)phenyl]-6-oxo-6H-[1]benzopyrano[4',3':4,5]pyrrolo[2,1-a]isoquinolin-3-yl 2,2,2-trichloroethyl sulfate

2-benzyloxy-1-methoxy-4-(methoxymethoxy)benzene

2-[4-methoxy-3-(methoxymethoxy)phenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

8,9-dihydro-3-hydroxy-2,11,12-trimethoxy-14-[4-methoxy-3-(methoxymethoxy)phenyl]-6H-[1]benzopyrano[4',3':4,5]pyrrolo[2,1-a]isoquinolin-6-one

dimethyl 3,4-dihydroxy-1-[2-(3,4-dimethoxyphenyl)ethyl]pyrrole-2,5-dicarboxylate