label: psilocybin + S-adenosyl-L-homocysteine + H(+) => 4-hydroxy-N-methyltryptamine 4-phosphate + S-adenosyl-L-methionine
label_lc: psilocybin + s-adenosyl-l-homocysteine + h(+) => 4-hydroxy-n-methyltryptamine 4-phosphate + s-adenosyl-l-methionine