[(1Z)-1-Bromo-3-methyl-1,3-butadienyl]phosphonic acid diethyl ester
[(1Z)-1-Bromo-3-methyl-1,3-butadienyl]phosphonic acid diethyl ester ??
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[(1Z)-1-Bromo-3-methyl-1,3-butadienyl]phosphonic acid diethyl ester C??? ??, ??, ??
[(1Z)-1-Bromo-3-methyl-1,3-butadienyl]phosphonic acid diethyl ester ?? ?? ? ???
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[(1Z)-1-Bromo-3-methyl-1,3-butadienyl]phosphonic acid diethyl ester ?? ??
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