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