>Rno-Mir-504-v1_pre
AGACCCUGGUCUGCACUCUGUCUGGAAACUUACAGAAGGGAGAGCAGGGCAGGGUUUCC
>Rno-Mir-504-v2_pre
GACCCUGGUCUGCACUCUGUCUGGAAACUUACAGAAGGGAGAGCAGGGCAGGGUUUC