"drug"	"time"	"delta"
1	85	1
1	32	1
1	38	0
1	45	1
1	4	0
1	84	1
1	49	1
1	180	0
1	87	1
1	75	1
1	102	1
1	39	1
1	12	1
1	11	1
1	80	1
1	35	1
1	6	1
2	22	1
2	2	1
2	48	1
2	85	1
2	160	1
2	238	1
2	56	0
2	94	0
2	51	0
2	12	1
2	171	1
2	80	1
2	180	1
2	4	1
2	90	1
2	180	0
2	3	1