Using CCCCCCCCCCCCCCCC(=O)OC[C@H](COC(=O)CCC(=O)O)OC(=O)CCCCCCCCCCCCCCC, C(=NC1CCCCC1)=NC1CCCCC1 to produce O=C(NC1CCCCC1)NC1CCCCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.