4-hydroxy-5-methoxy-2-nitrobenzoic acid
vanillin
benzoyl chloride
4-(benzyloxy)-5-methoxy-2-nitrobenzoic acid
3-methoxy-4-(phenylmethoxy)benzaldehyde
Toluene-4-sulfonic acid 6-methoxy-4-oxo-2-phenyl-4H-benzo[d][1,3]oxazin-7-yl ester
Acetic acid (S)-1-[2-benzoylamino-5-methoxy-4-(toluene-4-sulfonyloxy)-benzoyl]-5-(tetrahydro-pyran-2-yloxymethyl)-pyrrolidin-3-yl ester
Acetic acid (S)-1-[2-benzoylamino-5-methoxy-4-(toluene-4-sulfonyloxy)-benzoyl]-5-methanesulfonyloxymethyl-pyrrolidin-3-yl ester
Acetic acid (S)-1-[2-benzoylamino-5-methoxy-4-(toluene-4-sulfonyloxy)-benzoyl]-5-bromomethyl-pyrrolidin-3-yl ester
Acetic acid (S)-1-[2-benzoylamino-5-methoxy-4-(toluene-4-sulfonyloxy)-benzoyl]-5-hydroxymethyl-pyrrolidin-3-yl ester