RNA
O
B
G
O
B
B
N
I
N
O
G
N
I
I
N
I
I
G
B
N
O
I
N
B
G
O
I
G
B
B
G
B
G
N
I
O
O
N
G
Size:
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Start
O
History
Start
O
B
G
O
B
B
N
I
N
O
G
N
I
I
N
I
I
G
B
N
O
I
N
B
G
O
I
G
B
B
G
B
G
N
I
O
O
N
G
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