Using CN(C(=O)OC(C)(C)C)C1CCC(Oc2ncnc3sc4c(c23)[C@H](CC(=O)O)CC4)CC1, On1nnc2ccccc21 to produce CCNC(=O)C[C@@H]1CCc2sc3ncnc(OC4CCC(N(C)C(=O)OC(C)(C)C)CC4)c3c21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.