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