chloroethene + chloride + A + H(+) => 1,1-dichloroethene + AH2
chloroethene + chloride + a + h(+) => 1,1-dichloroethene + ah2
chloroethene + chloride + A + H(+) => 1,1-dichloroethene + AH2
chloroethene + chloride + a + h(+) => 1,1-dichloroethene + ah2