(1R,3S)-3-(tert-Butyl-dimethyl-silanyloxymethyl)-8-hydroxy-1-hydroxymethyl-5,7-dimethoxy-6-methyl-3,4-dihydro-1H-isoquinoline-2-carboxylic acid tert-butyl ester

{(S)-2-((1R,3S)-8-Allyloxy-1-allyloxymethyl-3-hydroxymethyl-5,7-dimethoxy-6-methyl-3,4-dihydro-1H-isoquinolin-2-yl)-1-[5-(tert-butyl-dimethyl-silanyloxy)-2,4-dimethoxy-3-methyl-benzyl]-2-oxo-ethyl}-carbamic acid tert-butyl ester

(6S,7R,9R,14aR,15R)-9-(hydroxymethyl)-2,11-dimethoxy-3,12,16-trimethyl-1,4,10,13-tetraoxo-1,5,6,7,9,10,13,14,14a,15-decahydro-4H-6,15-epiminobenzo[4,5]azocino[1,2-b]isoquinoline-7-carbonitrile

{2-[8-allyloxy-1-allyloxymethyl-3-(tert-butyl-dimethyl-silanyloxymethyl)-5,7-dimethoxy-6-methyl-3,4-dihydro-1H-isoquinolin-2-yl]-1-[5-(tert-butyl-dimethyl-silanyloxy)-2,4-dimethoxy-3-methyl-benzyl]-2-oxo-ethyl}-carbamic acid tert-butyl ester

(1R,3S)-8-Allyloxy-1-allyloxymethyl-3-(tert-butyl-dimethyl-silanyloxymethyl)-5,7-dimethoxy-6-methyl-1,2,3,4-tetrahydro-isoquinoline

(6S,7R,9R,14aR,15R)-1,10-dihydroxy-9-(hydroxymethyl)-2,4,11,13-tetramethoxy-3,12,16-trimethyl-6,7,9,14,14a,15-hexahydro-5H-6,15-epiminobenzo[4,5]azocino[1,2-b]isoquinoline-7-carbonitrile

(1R,3S,6R,11aS)-7-Allyloxy-6-allyloxymethyl-3-[5-(tert-butyl-dimethyl-silanyloxy)-2,4-dimethoxy-3-methyl-benzyl]-1-hydroxy-8,10-dimethoxy-9-methyl-4-oxo-1,3,4,6,11,11a-hexahydro-pyrazino[1,2-b]isoquinoline-2-carboxylic acid tert-butyl ester

(6S,9R,14aS,15R)-1,10-dihydroxy-9-(hydroxymethyl)-2,4,11,13-tetramethoxy-3,12,16-trimethyl-5,6,9,14,14a,15-hexahydro-7H-6,15-epiminobenzo[4,5]azocino[1,2-b]isoquinolin-7-one

(6S,9R,14aS,15R)-10-(allyloxy)-9-((allyloxy)methyl)-1-hydroxy-2,4,11,13-tetramethoxy-3,12-dimethyl-5,6,9,14,14a,15-hexahydro-7H-6,15-epiminobenzo[4,5]azocino[1,2-b]isoquinolin-7-one

(6S,9R,14aR,15R)-1,10-dihydroxy-9-(hydroxymethyl)-2,4,11,13-tetramethoxy-3,12,16-trimethyl-5,6,9,14,14a,15-hexahydro-7H-6,15-epiminobenzo[4,5]azocino[1,2-b]isoquinolin-7-one

(6S,9R,14aS,15R)-10-(allyloxy)-9-((allyloxy)methyl)-1-hydroxy-2,4,11,13-tetramethoxy-3,12,16-trimethyl-5,6,9,14,14a,15-hexahydro-7H-6,15-epiminobenzo[4,5]azocino[1,2-b]isoquinolin-7-one

((6S,9R,14aR,15R)-1,10-dihydroxy-2,4,11,13-tetramethoxy-3,12,16-trimethyl-7-oxo-6,7,9,14,14a,15-hexahydro-5H-6,15-epiminobenzo[4,5]azocino[1,2-b]isoquinolin-9-yl)methyl (Z)-2-methylbut-2-enoate

{(S)-2-((1R,3S)-8-Allyloxy-1-allyloxymethyl-3-formyl-5,7-dimethoxy-6-methyl-3,4-dihydro-1H-isoquinolin-2-yl)-1-[5-(tert-butyl-dimethyl-silanyloxy)-2,4-dimethoxy-3-methyl-benzyl]-2-oxo-ethyl}-methyl-carbamic acid 9H-fluoren-9-ylmethyl ester

{(S)-2-((1R,3S)-8-Allyloxy-1-allyloxymethyl-3-hydroxymethyl-5,7-dimethoxy-6-methyl-3,4-dihydro-1H-isoquinolin-2-yl)-1-[5-(tert-butyl-dimethyl-silanyloxy)-2,4-dimethoxy-3-methyl-benzyl]-2-oxo-ethyl}-methyl-carbamic acid 9H-fluoren-9-ylmethyl ester

(S)-1-[(1R,3S)-8-Allyloxy-1-allyloxymethyl-3-(tert-butyl-dimethyl-silanyloxymethyl)-5,7-dimethoxy-6-methyl-3,4-dihydro-1H-isoquinolin-2-yl]-2-amino-3-[5-(tert-butyl-dimethyl-silanyloxy)-2,4-dimethoxy-3-methyl-phenyl]-propan-1-one

(1R,3S,6R,11aS)-7-Allyloxy-6-allyloxymethyl-1-hydroxy-3-(5-hydroxy-2,4-dimethoxy-3-methyl-benzyl)-8,10-dimethoxy-9-methyl-4-oxo-1,3,4,6,11,11a-hexahydro-pyrazino[1,2-b]isoquinoline-2-carboxylic acid tert-butyl ester