Using O=c1[nH]c(-c2ccccc2)c(OCCCN2CCCCC2)c2ccc([N+](=O)[O-])cc12 to produce Nc1ccc2c(OCCCN3CCCCC3)c(-c3ccccc3)[nH]c(=O)c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.