Using CCOC(=O)Cn1cc(-c2ccc3c(c2)OCCc2sc(-c4ncnn4C(C)C)nc2-3)cn1 to produce CC(C)n1ncnc1-c1nc2c(s1)CCOc1cc(-c3cnn(CCO)c3)ccc1-2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.