preferred_name: precorrin-4 + S-adenosyl-L-homocysteine + 3 H(+) => precorrin-3B + S-adenosyl-L-methionine
preferred_name_lc: precorrin-4 + s-adenosyl-l-homocysteine + 3 h(+) => precorrin-3b + s-adenosyl-l-methionine
label: precorrin-4 + S-adenosyl-L-homocysteine + 3 H(+) => precorrin-3B + S-adenosyl-L-methionine
label_lc: precorrin-4 + s-adenosyl-l-homocysteine + 3 h(+) => precorrin-3b + s-adenosyl-l-methionine