Using CCCN(CCCCNc1ncc(Cc2ccnc(OC)c2)c(=O)[nH]1)c1ccccn1 to produce CCCN(CCCCNc1ncc(Cc2ccnc(O)c2)c(=O)[nH]1)c1ccccn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.