N-[5-({5-[(5-{[(3Z)-3-amino-3-iminopropyl]carbamoyl}-1-methyl-1H-pyrrol-3-yl)carbamoyl]-1-methyl-1H-pyrrol-3-yl}carbamoyl)-1-methyl-1H-pyrrol-3-yl]-4-(formylamino)-1-methyl-1H-pyrrole-2-carboxamide

Molecule structure of Distamycin A/4 (CAS NO.13696-04-3) :

IUPAC Name: N-[5-[(3-amino-3-iminopropyl)carbamoyl]-1-methylpyrrol-3-yl]-4-[[4-[(4-formamido-1-methylpyrrole-2-carbonyl)amino]-1-methylpyrrole-2-carbonyl]amino]-1-methylpyrrole-2-carboxamide 
Molecular Weight: 603.63232 g/mol
Molecular Formula: C₂₈H₃₃N₁₁O₅ 
Density: 1.46 g/cm³
Index of Refraction: 1.704
Molar Refractivity: 159.84 cm³
Molar Volume: 411.4 cm³
Polarizability: 63.36*10^-24 cm³
Surface Tension: 64 dyne/cm 
XLogP3-AA: -1.9
H-Bond Donor: 7
H-Bond Acceptor: 7
Rotatable Bond Count: 11
Tautomer Count: 32
Exact Mass: 603.266613
MonoIsotopic Mass: 603.266613
Topological Polar Surface Area: 215
Heavy Atom Count: 44
Complexity: 1110
Canonical SMILES: CN1C=C(C=C1C(=O)NC2=CN(C(=C2)C(=O)NC3=CN(C(=C3)C(=O)NC4=CN(C(=C4)C(=O)
NCCC(=N)N)C)C)C)NC=O
InChI: InChI=1S/C28H33N11O5/c1-36-11-16(32-15-40)7-21(36)26(42)34-18-9-23(38(3)13-18)28(44)35-19-10-22(39(4)14-19)27(43)33-17-8-20(37(2)12-17)25(41)31-6-5-24(29)30/h7-15H,5-6H2,1-4H3,(H3,29,30)(H,31,41)(H,32,40)(H,33,43)(H,34,42)(H,35,44)
InChIKey of Distamycin A/4 (CAS NO.13696-04-3) : JIZIWJXHFAWHNY-UHFFFAOYSA-N

Mutation data reported. When heated to decomposition it emits toxic vapors of NO_x, HCl, and Cl⁻.

 Distamycin A/4 (CAS NO.13696-04-3) is also called N,4':N,4'':N'',4'''-Quater(pyrrole-2-carboxamide), N'''-(2-amidinoethyl)-4-formamido-1,1',1'',1'''-tetramethyl- ; 1H-Pyrrole-2-carboxamide, N-(5-(((5-(((3-amino-3-iminopropyl)amino)carbonyl)-1-methyl-1H-pyrrol-3-yl)amino)carbonyl)-1-methyl-1H-pyrrol-3-yl)-4-(((4-(formylamino)-1-methyl-1H-pyrrol-2-yl)carbonyl)amino)-1-methyl- ; N,4':N',4'':N'',4'''-Tetra(pyrrole-2-carboxamide), N'''-(2-amidinoethyl)-4-formamido-1,1',1'',1'''-tetramethyl-, hydrochloride .