Using NCCc1ccc(O)c(O)c1, CCOC(CNc1nnnn1-c1ccccc1)OCC to produce Oc1cc2c(cc1O)C(CNc1nnnn1-c1ccccc1)NCC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.