preferred_name: a guanylyl-uridine-RNA <=> a 3'-end 2',3'-cyclophospho-GMP-RNA + a 5'-end dephospho-uridine-RNA
preferred_name_lc: a guanylyl-uridine-rna <=> a 3'-end 2',3'-cyclophospho-gmp-rna + a 5'-end dephospho-uridine-rna
label: a guanylyl-uridine-RNA <=> a 3'-end 2',3'-cyclophospho-GMP-RNA + a 5'-end dephospho-uridine-RNA
label_lc: a guanylyl-uridine-rna <=> a 3'-end 2',3'-cyclophospho-gmp-rna + a 5'-end dephospho-uridine-rna