Using O=C(NCC1CCNCC1)c1ccc(O)cc1, Cc1ccc(C=O)cc1 to produce Cc1ccc(CN2CCC(CNC(=O)c3ccc(O)cc3)CC2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.