{"group_id":"trial_A","drug_A":1,"num_patients":3,"num_toxicities":0}
{"group_id":"trial_A","drug_A":2.5,"num_patients":4,"num_toxicities":0}
{"group_id":"trial_A","drug_A":5,"num_patients":5,"num_toxicities":0}
{"group_id":"trial_A","drug_A":10,"num_patients":4,"num_toxicities":0}
{"group_id":"trial_A","drug_A":25,"num_patients":2,"num_toxicities":2}