Using O=C(O)c1cnoc1Cc1ccccc1, OC1(c2ccccc2)CCNC1 to produce O=C(c1cnoc1Cc1ccccc1)N1CCC(O)(c2ccccc2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.