Using O=C(O)c1ccco1, NCCSCC(=O)NCCCOc1cccc(CN2CCCCC2)c1 to produce O=C(CSCCNC(=O)c1ccco1)NCCCOc1cccc(CN2CCCCC2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.