A chemical group consisting of two carbon atoms double-bonded to each other and bonded to a hydrogen atom.
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3-(1''-benzenesulphonylindol-3''-yl)-3-(3'-pyridyl)propenonitrile
Cyclohexanone, 2-[[[3-(trimethylsilyl)-2-propenyl]oxy]methylene]-, (Z,E)-
