Source:http://linkedlifedata.com/resource/umls/id/C0018353
MSH: Guanosine 5'-(tetrahydrogen triphosphate). A guanine nucleotide containing three phosphate groups esterified to the sugar moiety.,CSP: guanosine 5'-(tetrahydrogen triphosphate); a guanine nucleotide containing three phosphate groups esterified to the sugar moiety.