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smiles:CCCN1C(=O)C2=C(NC1=O)N=CN2
Read as SMILES
read as SMILES
0
1
2
N
3
4
O
5
6
7
N
8
9
O
10
N
11
12
N
13
H
14
H
15
H
16
H
17
H
18
H
19
H
20
H
21
H
22
H
23
✓
Hydrogens
Carbon labels
✓
Atom numbers
R/S labels
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