Structure based on 4mdl

Ideal structure
Name: 1-(sulfamoylamino)methyl-1,7-dicarba-closo-dodecaborane
Formula: C3 H5 B10 N2 O2 S
Weight: 241.259
SMILES: "N[S](=O)(=O)NC[C]1234[B]567[B]89%10[B]5%11%12[B]8%13%14[B]9%15%16[B]16%10[B]2%15%17[B]3%18%19[B]%11%13([B]47%12%18)[C]%14%16%17%19"
Spacial conformation based on PDB 4mdl
RESIDUE   25Y     23
CONECT      O2     1 S1  
CONECT      S1     4 O2   O1   N2   N1  
CONECT      O1     1 S1  
CONECT      N2     3 S1   H1   H2  
CONECT      N1     3 S1   C3   H3  
CONECT      C3     4 N1   C1   H4   H5  
CONECT      H1     1 N2  
CONECT      H2     1 N2  
CONECT      H3     1 N1  
CONECT      H4     1 C3  
CONECT      H5     1 C3  
END   
HET    25Y             23
HETNAM     25Y 1-(sulfamoylamino)methyl-1,7-dicarba-closo-dodecaborane
FORMUL      25Y    C3 H5 B10 N2 O2 S1

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uses Jmol, developed by the Jmol Development Team (color reference)
OCA© by Jaime Prilusky, 1996-2004,2006,2010,2014
Bioinformatics Unit
Weizmann Institute of Science