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