# This is a comment
A_AAATCCAAACGT
B_ACGCACCCGGAC# another comment
C_TTCTATTCCGAT  # A comment preceeded by whitespace
# some blank lines

C_CCAGTCATCTAG

# Edge case: the last cell barcode in Rep1P1
A_GGAATTTTAGTT

# Edge case: the first cell barcode in Rep1P1
A_ATTCCCCTCGTT
