Photos C2H2 C6H6

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C2h2 c6h6. C2h2 c6h6 c6h5br. C6h6 ch3ch2cl. C6h6-Ch=Ch-br. Ch4 c2h2 c6h6 c6h5cl цепочка превращений.
C2h2 c6h6 c6h5br. C6h6 ch3ch2cl. C6h6-Ch=Ch-br. Ch4 c2h2 c6h6 c6h5cl цепочка превращений.

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