new index	atom name	original index
1	C	7
2	C	8
3	C	11
4	C	6
5	C	3
6	C	2
7	C	4
8	C	9
9	C	1
10	C	5
11	O	10
12	H	17
13	H	16
14	H	18
15	H	20
16	H	19
17	H	21
18	H	23
19	H	24
20	H	25
21	H	15
22	H	13
23	H	12
24	H	14
25	H	22
