label: N(6)-(D-fructosyl)-L-lysyl-[protein] + phosphate => N(6)-(6-O-phospho-D-fructosyl)-L-lysyl-[protein] + H2O
label_lc: n(6)-(d-fructosyl)-l-lysyl-[protein] + phosphate => n(6)-(6-o-phospho-d-fructosyl)-l-lysyl-[protein] + h2o