Using C#CCOCC(=O)N(C)C, Nc1c(Cl)cc(I)c2c1OCO2 to produce CN(C)C(=O)COCC#Cc1cc(Cl)c(N)c2c1OCO2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.