Using COc1ccc2c(OCc3nnc4ccc(C(=O)N[C@H]5CCN(C(=O)OC(C)(C)C)C5)cn34)ccnc2c1 to produce COc1ccc2c(OCc3nnc4ccc(C(=O)N[C@H]5CCNC5)cn34)ccnc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.