Structure based on 1ef3

Ideal structure
Name: (2s,4s)-2-aminoformyl-6-fluoro-spiro[chroman-4,4'-imidazolidine]-2',5'-dione
Formula: C12 H10 F N3 O4
Weight: 279.224
SMILES: "NC(=O)[CH]1C[C]2(NC(=O)NC2=O)c3cc(F)ccc3O1"
Spacial conformation based on PDB 1ef3.
Also present in other 10 PDB entries.
RESIDUE   FID     30
CONECT      C2I    3 N4   N1I  O3I 
CONECT      N4     3 C2I  C5   H4  
CONECT      C5     3 N4   C7I  O6I 
CONECT      C7I    4 C5   C12  C8I  N1I 
CONECT      C12    3 C7I  C13  C11 
CONECT      C13    3 C12  C14  H13 
CONECT      C14    3 C13  F17  C15 
CONECT      F17    1 C14 
CONECT      C15    3 C14  C16  H15 
CONECT      C16    3 C15  C11  H16 
CONECT      C11    3 C12  C16  O10 
CONECT      O10    2 C11  C9  
CONECT      C9     4 O10  C19  C8I  H9  
CONECT      C19    3 C9   N21  O20 
CONECT      N21    3 C19  H211 H212
CONECT      O20    1 C19 
CONECT      C8I    4 C7I  C9   H8I1 H8I2
CONECT      N1I    3 C2I  C7I  H1I 
CONECT      O6I    1 C5  
CONECT      O3I    1 C2I 
CONECT      H4     1 N4  
CONECT      H13    1 C13 
CONECT      H15    1 C15 
CONECT      H16    1 C16 
CONECT      H9     1 C9  
CONECT      H211   1 N21 
CONECT      H212   1 N21 
CONECT      H8I1   1 C8I 
CONECT      H8I2   1 C8I 
CONECT      H1I    1 N1I 
END   
HET    FID             30
HETSYN     FID FIDARESTAT
HETNAM     FID (2S,4S)-2-AMINOFORMYL-6-FLUORO-SPIRO[CHROMAN-4,4'-IMIDA
HETNAM   2 FID ZOLIDINE]-2',5'-DIONE
FORMUL      FID    C12 H10 F1 N3 O4

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