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S,S-dioxybenzonaphtho<2,1-d>thiophene-5-carboxylic acid methyl ester

97367-02-7
S,S-dioxybenzonaphtho<2,1-d>thiophene-5-carboxylic acid N-methylamide

22053-75-4
5-formylbenzonaphtho<2,1-d>thiophene

97366-99-9
S,S-dioxybenzonaphtho<2,1-d>thiophene-5-carboxylic acid ethyl ester

97367-03-8
S,S-dioxybenzonaphtho<2,1-d>thiophene-5-carboxylic acid N-ethylamide