>Cfa-Mir-504-v1_pre
AGACCCUGGUCUGCACUCUAUCUGUAUGCUUACUGAAGGGAGCGCAGGGCAGGGUUUCC
>Cfa-Mir-504-v2_pre
GACCCUGGUCUGCACUCUAUCUGUAUGCUUACUGAAGGGAGCGCAGGGCAGGGUUUC