Using CN(CCN(CCC12CC3CC(CC(C3)C1)C2)C(=O)NCCCc1ccncc1)C(=O)OC(C)(C)C to produce CNCCN(CCC12CC3CC(CC(C3)C1)C2)C(=O)NCCCc1ccncc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.