new index	atom name	original index
1	C	6
2	C	9
3	C	7
4	C	8
5	C	3
6	C	4
7	C	2
8	C	1
9	O	5
10	H	12
11	H	14
12	H	13
13	H	17
14	H	15
15	H	16
16	H	10
17	H	11
