Using O=c1[nH]c(CCl)nc2c1COCC2, CC(C)(C)OC(=O)NCC1CC1 to produce CC(C)(C)OC(=O)N(Cc1nc2c(c(=O)[nH]1)COCC2)CC1CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.