Using NCC(=O)O, CSC1=NC(=O)C(=Cc2cc(C(C)(C)C)c(O)c(C(C)(C)C)c2)S1 to produce CC(C)(C)c1cc(C=C2SC(=NCC(=O)O)NC2=O)cc(C(C)(C)C)c1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.