Using O=C1CCC(=O)O1, O=C(O)c1cn(C2CC2)c2c(F)c(N3CCNCC3)c(F)cc2c1=O to produce O=C(O)CCC(=O)N1CCN(c2c(F)cc3c(=O)c(C(=O)O)cn(C4CC4)c3c2F)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.