>1a-19_F
CACGTCTCGTTCGGCATCAC
>1a-19_R
AAATCCTCCGCCGGAAACAC
>19-18_F
GCAGGCTCTGCGGAAGATG
>19_18_R
TTGTGGACCCGCTGTTGTTG
>18_1b_F
AATGCACCCGCACCCAAG
>18_1b_R
ACCCGACTGCCTCGTTGC