new index	atom name	original index
1	C	10
2	C	9
3	C	8
4	C	7
5	C	6
6	C	5
7	C	4
8	C	3
9	C	2
10	O	1
11	H	26
12	H	27
13	H	28
14	H	24
15	H	25
16	H	22
17	H	23
18	H	20
19	H	21
20	H	18
21	H	19
22	H	16
23	H	17
24	H	14
25	H	15
26	H	12
27	H	13
28	H	11
