CC(NC(=O)C(Cc1ccc(OC(=O)c2ccccc2)cc1)NC(=O)OC(C)(C)C)C(=O)NC(Cc1ccccc1)C(=O)NCC(N)=O
A lower number of negative pKa indicates that the acid dissociates more entirely in water. What is the negative pKa of this molecule?