Figure 2.

Proposed fragmentation patterns for various NA modifications, including (A) 2’-dN adducts, (B) rN adducts, (C) DDCL, (D) RRCL and (E) DRCL.

Proposed fragmentation patterns for various NA modifications, including (A) 2’-dN adducts, (B) rN adducts, (C) DDCL, (D) RRCL and (E) DRCL.