def get_ecds(filecont,blank):
    """Return the CDS part of solvation energy."""
    cds_pattern = "SMD-CDS (non-electrostatic) energy"
    for i in range(len(filecont)-1):
        if cds_pattern in filecont[i]:
            e_cds = float(filecont[i].split()[-1]) # comes in kcal/mol
            return([e_cds])
    return([None])