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