new index	atom name	original index
1	C	13
2	C	14
3	C	11
4	C	5
5	C	8
6	C	12
7	C	9
8	C	15
9	C	7
10	C	4
11	C	10
12	C	6
13	N	3
14	N	2
15	O	1
16	H	24
17	H	25
18	H	26
19	H	27
20	H	22
21	H	16
22	H	17
23	H	18
24	H	19
25	H	23
26	H	21
27	H	20
