preferred_name: 5-methyl-UDP(in) + UTP(out) => 5-methyl-UDP(out) + UTP(in)
preferred_name_lc: 5-methyl-udp(in) + utp(out) => 5-methyl-udp(out) + utp(in)
label: 5-methyl-UDP(in) + UTP(out) => 5-methyl-UDP(out) + UTP(in)
label_lc: 5-methyl-udp(in) + utp(out) => 5-methyl-udp(out) + utp(in)