new index	atom name	original index
1	C	4
2	C	2
3	C	3
4	C	1
5	N	5
6	O	8
7	O	6
8	O	7
9	H	12
10	H	11
11	H	13
12	H	9
13	H	10
14	H	14
15	H	15
