Using O=CCn1c(=O)ccc2ncc(F)cc21, CC(C)(C)OC(=O)NC1CCNCC1 to produce CC(C)(C)OC(=O)NC1CCN(CCn2c(=O)ccc3ncc(F)cc32)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.