Using CCOC(=O)CC(=O)CBr, CC(C)OC(=O)C1C(=S)NCC1C to produce CCOC(=O)C=C1CSC2=C(C(=O)OC(C)C)C(C)CN12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.