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