Using O=C1Nc2ccccc2C2(CCNCC2)O1, O=C1CCC2(CC1)OCCO2 to produce O=C1Nc2ccccc2C2(CCN(C3CCC4(CC3)OCCO4)CC2)O1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.