new index	atom name	original index
1	C	8
2	C	5
3	C	6
4	C	2
5	C	3
6	C	7
7	C	1
8	O	4
9	H	14
10	H	15
11	H	16
12	H	12
13	H	13
14	H	9
15	H	10
16	H	11
