Table 2. Some of the Aromatic Nitrogen-Containing Fragments from the Clusters #1 and 2 from Figure 3a^a.

fragments of cluster #1	fragments of cluster #2
N3H-n:cH:n	C3H2-c:n-[C3^H]
cH:n-N3H–C2	cH:n-[C3^H]–[C3^]
n-N3H–C2-c	n:cH:n-[C3^H]
O=C2–N3H-n	n-C3H2–[C3^]–[C3^H2]
N3H-n:c-C3H3	cH:n-[C3^H]–[C3^H2]
N3H-n:c:cH	cH:n-C3H2–[C3^]
n-N3H–C2–C3H2	n-[C3^H]–[C3^H]–[C3^H]
N3H2-c:n-N3H	[C3^H]–[C3^H]-n:[c.]
N3H-n:[c.]:[c.]	[C3^]–[C3^H]-n:[c.]
N3H-n:n:n	n-[C3^H]–[C3^H]–C3H2

^aN3 - sp³ nitrogen; C3 - sp³ carbon; C2 - sp² carbon; C1 - sp carbon; [c.] - aromatic carbon at a ring joint; [C3^] - sp³ carbon in a three- or four-membered ring; H2 - two hydrogens.