preferred_name: 3-methyl-2-oxobutanoate(out) + H(+)(out) <=> 3-methyl-2-oxobutanoate(in) + H(+)(in)
preferred_name_lc: 3-methyl-2-oxobutanoate(out) + h(+)(out) <=> 3-methyl-2-oxobutanoate(in) + h(+)(in)
label: 3-methyl-2-oxobutanoate(out) + H(+)(out) <=> 3-methyl-2-oxobutanoate(in) + H(+)(in)
label_lc: 3-methyl-2-oxobutanoate(out) + h(+)(out) <=> 3-methyl-2-oxobutanoate(in) + h(+)(in)