new index	atom name	original index
1	C	1
2	C	2
3	C	5
4	C	3
5	C	6
6	C	7
7	N	4
8	N	10
9	O	8
10	O	9
11	H	11
12	H	12
13	H	13
14	H	14
15	H	19
16	H	20
17	H	15
18	H	16
19	H	21
20	H	17
21	H	18
22	H	23
23	H	24
24	H	22
