Using CCCCCCCCCCCCC(=O)O, CC(C)(C)OC(=O)NCCCCCCNC(=O)C1CCCCN1 to produce CCCCCCCCCCCCC(=O)N1CCCC[C@H]1C(=O)NCCCCCCNC(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.