Using COC(=O)CN1C(=O)N2C[C@@H](Cc3ccccc3)N=C2c2[nH]c(C3CCCC3)nc21 to produce O=C(O)CN1C(=O)N2C[C@@H](Cc3ccccc3)N=C2c2[nH]c(C3CCCC3)nc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.