Function cross_ndf 

fn cross_ndf(
    name: &str,
    reference: &str,
    settlement: &str,
    rate_option: &'static str,
    survey_rate_option: Option<&'static str>,
    fixing_lag: u32,
    valuation_centers: &'static str,
    settlement_centers: &'static str,
    settle_after_moved_fixing: u32,
    template_date: (i32, u32, u32),
) -> NdfTemplate

A cross-currency row: the reference currency’s USD row’s terms, settled in settlement on settlement_centers, its rate the cross of the reference and settlement currencies’ rates against USD.