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