preferred_name: [(1->2)-beta-D-mannosyl](n) + GDP-alpha-D-mannose => [(1->2)-beta-D-mannosyl](n+1) + GDP + H(+)
preferred_name_lc: [(1->2)-beta-d-mannosyl](n) + gdp-alpha-d-mannose => [(1->2)-beta-d-mannosyl](n+1) + gdp + h(+)
label: [(1->2)-beta-D-mannosyl](n) + GDP-alpha-D-mannose => [(1->2)-beta-D-mannosyl](n+1) + GDP + H(+)
label_lc: [(1->2)-beta-d-mannosyl](n) + gdp-alpha-d-mannose => [(1->2)-beta-d-mannosyl](n+1) + gdp + h(+)