preferred_name: 4-carboxymethyl-4-methylbutenolide mutase activity
preferred_name_lc: 4-carboxymethyl-4-methylbutenolide mutase activity
label: 4-carboxymethyl-4-methylbut-2-en-1,4-olide methylmutase activity
label_lc: 4-carboxymethyl-4-methylbut-2-en-1,4-olide methylmutase activity