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?? ???? >pentyl 5-{[(4-ethoxyphenyl)sulfonyl]amino}-2-methylnaphtho[1,2-b]furan-3-carboxylate
pentyl 5-{[(4-ethoxyphenyl)sulfonyl]amino}-2-methylnaphtho[1,2-b]furan-3-carboxylate
pentyl 5-{[(4-ethoxyphenyl)sulfonyl]amino}-2-methylnaphtho[1,2-b]furan-3-carboxylate ??
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pentyl 5-{[(4-ethoxyphenyl)sulfonyl]amino}-2-methylnaphtho[1,2-b]furan-3-carboxylate C??? ??, ??, ??
pentyl 5-{[(4-ethoxyphenyl)sulfonyl]amino}-2-methylnaphtho[1,2-b]furan-3-carboxylate ?? ?? ? ???
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pentyl 5-{[(4-ethoxyphenyl)sulfonyl]amino}-2-methylnaphtho[1,2-b]furan-3-carboxylate ?? ??
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