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