preferred_name: glycyl-L-proline(in) + H(+)(in) => glycyl-L-proline(out) + H(+)(out)
preferred_name_lc: glycyl-l-proline(in) + h(+)(in) => glycyl-l-proline(out) + h(+)(out)
label: glycyl-L-proline(in) + H(+)(in) => glycyl-L-proline(out) + H(+)(out)
label_lc: glycyl-l-proline(in) + h(+)(in) => glycyl-l-proline(out) + h(+)(out)