Chemical Name : 3,3',4,4'-biphenyltetracarboxylic di-anhydride
CAS : 2420-87-3
1,2,3-Trifluorobenzene
N-Biphenyl-4-yl-N',N'-diphenyl-benzene-1,4-diamine
1-Acetoxy-3-bromo-4-chlorobenzene
1,2,3-Trichloro-5-nitrobenzene
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