Using NNC(N)=S, O=C(Nc1cccc2ccccc12)OCCCC(=O)c1ccccc1 to produce NC(=S)NN=C(CCCOC(=O)Nc1cccc2ccccc12)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.