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