Using O=[O+][O-], C=CCC(CCCC1(C)OCCO1)C(=O)N1CCOC1=O to produce CC1(CCCC(CC=O)C(=O)N2CCOC2=O)OCCO1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.