Symmetrically substituted ethylenes: structures of (I) 1,1-dichloro-2,2-bis(p-methoxyphenyl)ethylene, C16H14Cl2O2, and (II) 1,1-bis(p-ethoxyphenyl)ethylene, C18H20O2
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Symmetrically substituted ethylenes: structures of (I) 1,1-dichloro-2,2-bis(p-methoxyphenyl)ethylene, C16H14Cl2O2, and (II) 1,1-bis(p-ethoxyphenyl)ethylene, C18H20O2