Co-precorrin-5B + acetaldehyde + H(+) => Co-precorrin-5A + H2O
co-precorrin-5b + acetaldehyde + h(+) => co-precorrin-5a + h2o
Co-precorrin-5B + acetaldehyde + H(+) => Co-precorrin-5A + H2O
co-precorrin-5b + acetaldehyde + h(+) => co-precorrin-5a + h2o