label: 4,4-dimethyl-5alpha-cholest-8-en-3beta-ol + 6 Fe(II)-[cytochrome b5] + 3 O2 + 5 H(+) = 4alpha-carboxy-4beta-methyl-5alpha-cholest-8-en-3beta-ol + 6 Fe(III)-[cytochrome b5] + 4 H2O
label_lc: 4,4-dimethyl-5alpha-cholest-8-en-3beta-ol + 6 fe(ii)-[cytochrome b5] + 3 o2 + 5 h(+) = 4alpha-carboxy-4beta-methyl-5alpha-cholest-8-en-3beta-ol + 6 fe(iii)-[cytochrome b5] + 4 h2o