oxalate(in) + 2 chloride(out) => oxalate(out) + 2 chloride(in)
oxalate(in) + 2 chloride(out) => oxalate(out) + 2 chloride(in)
oxalate(in) + 2 chloride(out) => oxalate(out) + 2 chloride(in)
oxalate(in) + 2 chloride(out) => oxalate(out) + 2 chloride(in)