word	mesh	match	name	chebi
acetyl-CoA	mesh:D000105	Acetyl Coenzyme A	acetyl-CoA	chebi:15351
H2S	mesh:C042345	hydrogensulfite	hydrogen sulfite	chebi:17137
thiosulfate	mesh:D013885	NA	NA	NA
CysE	mesh:C046557	NA	NA	NA
serine	mesh:C047902	NA	NA	NA
O-acetylserine	mesh:C008131	NA	NA	NA
L-serine	mesh:C047902	NA	NA	NA
L-cysteine	mesh:D003545	Cysteine	cysteine	chebi:15356