Methyl 4-aminosalicylate

Methyl 3-methoxy-4-hydroxybenzoate

Methyl 2-bromo-4-nitrobenzoate

Methyl 2-amino-5-chlorobenzoate

Formamdine disulfide dihydrochloride

N-1-Boc-3-phenylpiperazine

(S)-1-N-Boc-2-methylpiperazine

(R)-1-N-Boc-2-methylpiperazine

5-(Trifluoromethyl)oxindole

5-Nitro-2,3,3-trimethylindolenine

5-Chloroindole-3-carboxylic acid

3-Methylisatoic anhydride