CN(C)c1ccc(/C=C(\NC(=O)c2ccccc2)C(=O)Nc2ccccc2C(=O)NN2C(=O)CSC2c2ccc(N(C)C)cc2)cc1
A lower number of negative pKa indicates that the acid dissociates more entirely in water. What is the negative pKa of this molecule?