invoice_id ,quantity ,line_amount ,is_line_amount_inc_tax ,unit_price ,is_unit_price_inc_tax ,notes ,staff_code ,patient_id ,product_id 
357951,2,11,yes,5.50,yes,Cat Litter 3.6kg,Samplevet1,43109,5689
951753,1,30,yes,30,yes,Harness Medium,Samplevet2,98765,1234
951753,1,30.60,yes,30.60,yes,Cyclosporine Bova 100mg/mL10mL,Samplevet2,98765,abc1234