Metabolite1	Metabolite2	Coefficient	P value	ABS	Correlation
Uracil	Thymidine	0.936535990753001	5.96989682863641e-24	0.936535990753001	pos
Ser-Ile	Gly-Ile	0.829799749295804	5.23952713482741e-14	0.829799749295804	pos
