Having a bedfile like:
initial.bed
chr8 41510743 41513272 uc003xoi.3_exon_0_0_chr8_41510744_r 0 -
chr8 41518947 41519082 uc003xoi.3_exon_1_0_chr8_41518948_r 0 -
chr8 41519393 41519459 uc003xoi.3_exon_2_0_chr8_41519394_r 0 -
chr8 41521176 41521260 uc003xoi.3_exon_3_0_chr8_41521177_r 0 -