Using CC(C)CCN, O=C(O)c1cnc(N2CCCC2)c(OCC2CCC2)n1 to produce CC(C)CCNC(=O)c1cnc(N2CCCC2)c(OCC2CCC2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.