Using CCOC(=O)c1cn(C2CC2)c2c(F)c(N3CC(NC(=O)C(F)(F)F)C3)c(F)cc2c1=O to produce NC1CN(c2c(F)cc3c(=O)c(C(=O)O)cn(C4CC4)c3c2F)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.