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