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