wget ftp.sra.ebi.ac.uk/vol1/fastq/SRR154/040/SRR15427740/SRR15427740.fastq.gz -O ZraR_1.fastq.gz
wget ftp.sra.ebi.ac.uk/vol1/fastq/SRR154/041/SRR15427741/SRR15427741.fastq.gz -O ZraR_2.fastq.gz