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