3-methyl-2-oxobutanoate(in) + H(+)(in) => 3-methyl-2-oxobutanoate(out) + H(+)(out)
3-methyl-2-oxobutanoate(in) + h(+)(in) => 3-methyl-2-oxobutanoate(out) + h(+)(out)
3-methyl-2-oxobutanoate(in) + H(+)(in) => 3-methyl-2-oxobutanoate(out) + H(+)(out)
3-methyl-2-oxobutanoate(in) + h(+)(in) => 3-methyl-2-oxobutanoate(out) + h(+)(out)