Using CC(C)(C)OC(=O)N1CCC(Cc2ccc(C(N)=O)cc2)(C(=O)O)CC1, NCC1CCCCC1 to produce NC(=O)c1ccc(CC2(C(=O)NCC3CCCCC3)CCNCC2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.