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