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smiles:CN1CC(=O)N(C2=C(C1=O)NC=N2)C
Read as SMILES
read as SMILES
0
N
1
2
3
O
4
N
5
6
7
8
O
9
N
10
11
N
12
13
H
14
H
15
H
16
H
17
H
18
H
19
H
20
H
21
H
22
H
23
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Hydrogens
Carbon labels
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Atom numbers
R/S labels
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