Sulfuric acid 13-(3-isopropoxy-4-methoxy-phenyl)-2,10,11-trimethoxy-6-oxo-6H-5-oxa-6b-aza-dibenzo[a,i]fluoren-3-yl ester 2,2,2-trichloro-ethyl ester

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

3-Benzyloxy-13-(3-isopropoxy-4-methoxy-phenyl)-2,10,11-trimethoxy-7,8-dihydro-5-oxa-6b-aza-dibenzo[a,i]fluoren-6-one

7-Benzyloxy-3-[2-(3,4-dimethoxy-phenyl)-ethyl]-1-(3-isopropoxy-4-methoxy-phenyl)-8-methoxy-3H-chromeno[3,4-b]pyrrol-4-one

7-Benzyloxy-3-[2-(3,4-dimethoxy-phenyl)-ethyl]-1-(3-isopropoxy-4-methoxy-phenyl)-8-methoxy-4-oxo-3,4-dihydro-chromeno[3,4-b]pyrrole-2-carboxylic acid methyl ester