preferred_name: histamine + S-adenosyl-L-methionine => N(tau)-methylhistamine + S-adenosyl-L-homocysteine + H(+)
preferred_name_lc: histamine + s-adenosyl-l-methionine => n(tau)-methylhistamine + s-adenosyl-l-homocysteine + h(+)
label: histamine + S-adenosyl-L-methionine => N(tau)-methylhistamine + S-adenosyl-L-homocysteine + H(+)
label_lc: histamine + s-adenosyl-l-methionine => n(tau)-methylhistamine + s-adenosyl-l-homocysteine + h(+)