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