Using O=CC1CCC1, Cn1c(=O)c(CN(C(=O)C2CCCCC2)C2(C)CCNC2)cc2ccccc21 to produce Cn1c(=O)c(CN(C(=O)C2CCCCC2)C2(C)CCN(CC3CCC3)C2)cc2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.