new index	atom name	original index
1	C	14
2	C	7
3	C	3
4	C	13
5	C	9
6	C	8
7	C	4
8	C	2
9	N	10
10	N	12
11	N	5
12	N	1
13	O	11
14	O	6
15	H	23
16	H	24
17	H	22
18	H	18
19	H	20
20	H	19
21	H	15
22	H	16
23	H	17
24	H	21
