Using c1ccc2c(c1)nnn2-c1ccnc(NC2CCC3(CC2)OCCO3)n1 to produce O=C1CCC(Nc2nccc(-n3nnc4ccccc43)n2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.