preferred_name: D-glucosamine + sulfate => N-sulfo-D-glucosamine + H2O
preferred_name_lc: d-glucosamine + sulfate => n-sulfo-d-glucosamine + h2o
label: D-glucosamine + sulfate => N-sulfo-D-glucosamine + H2O
label_lc: d-glucosamine + sulfate => n-sulfo-d-glucosamine + h2o