Using O=c1[nH]c2ccccc2c(=O)n1CCCN1CCC(OC(c2ccccc2)c2ccccc2)CC1, C=CC(=O)OC to produce COC(=O)CCn1c(=O)n(CCCN2CCC(OC(c3ccccc3)c3ccccc3)CC2)c(=O)c2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.