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	18
11	H	16
12	H	17
13	H	20
14	H	21
15	H	19
16	H	13
17	H	14
18	H	15
19	H	12
20	H	10
21	H	11
22	H	22
