O=[N+]([O-])c1ccc(CSC2=C(c3ccc(Cl)cc3)S/C(=C3\SC(SCc4ccc([N+](=O)[O-])cc4)=C(c4ccc(Cl)cc4)S3)S2)cc1
A molecule with higher negative logP is water-soluble, while a molecule with lower negative logP is liposoluble. What is the negative logP of this molecule?