preferred_name: O-(2-aminoethyl)-L-serine + acetyl-CoA => O-(2-acetamidoethyl)-L-serine + CoA + H(+)
preferred_name_lc: o-(2-aminoethyl)-l-serine + acetyl-coa => o-(2-acetamidoethyl)-l-serine + coa + h(+)
label: O-(2-aminoethyl)-L-serine + acetyl-CoA => O-(2-acetamidoethyl)-L-serine + CoA + H(+)
label_lc: o-(2-aminoethyl)-l-serine + acetyl-coa => o-(2-acetamidoethyl)-l-serine + coa + h(+)