Using [C-]#[N+]C(C(=O)OC(C)(C)C)P(=O)(OCC)OCC, S to produce CCOP(=O)(OCC)C(NC=S)C(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.